1054869550 has 288 divisors, whose sum is σ = 2686970880. Its totient is φ = 304819200.

The previous prime is 1054869511. The next prime is 1054869559. The reversal of 1054869550 is 559684501.

1054869550 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1054869550² = 2225499535034405000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a junction number, because it is equal to n+sod(n) for n = 1054869497 and 1054869506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054869559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 24531829 + ... + 24531871.

It is an arithmetic number, because the mean of its divisors is an integer number (9329760).

Almost surely, 2^1054869550 is an apocalyptic number.

1054869550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1054869550 is an abundant number, since it is smaller than the sum of its proper divisors (1632101330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1054869550 is a wasteful number, since it uses less digits than its factorization.

1054869550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 43.

The square root of 1054869550 is about 32478.7553640838. The cubic root of 1054869550 is about 1017.9651699324.

The spelling of 1054869550 in words is "one billion, fifty-four million, eight hundred sixty-nine thousand, five hundred fifty".