1054636520 has 32 divisors (see below), whose sum is σ = 2711923200. Its totient is φ = 361589568.

The previous prime is 1054636441. The next prime is 1054636577. The reversal of 1054636520 is 256364501.

It is a super-2 number, since 2×1054636520² = 2224516378635420800, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883000 + ... + 1883559.

It is an arithmetic number, because the mean of its divisors is an integer number (84747600).

Almost surely, 2^1054636520 is an apocalyptic number.

1054636520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1054636520 is an abundant number, since it is smaller than the sum of its proper divisors (1657286680).

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

1054636520 is a wasteful number, since it uses less digits than its factorization.

1054636520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3766577 (or 3766573 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 1054636520 is about 32475.1677439856. The cubic root of 1054636520 is about 1017.8902052465.

The spelling of 1054636520 in words is "one billion, fifty-four million, six hundred thirty-six thousand, five hundred twenty".