1054564144 has 20 divisors (see below), whose sum is σ = 2150756440. Its totient is φ = 499530240.

The previous prime is 1054564141. The next prime is 1054564151. The reversal of 1054564144 is 4414654501.

It is a super-2 number, since 2×1054564144² = 2224211067620905472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1054564141) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1734177 + ... + 1734784.

It is an arithmetic number, because the mean of its divisors is an integer number (107537822).

Almost surely, 2^1054564144 is an apocalyptic number.

It is an amenable number.

1054564144 is an abundant number, since it is smaller than the sum of its proper divisors (1096192296).

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

1054564144 is a wasteful number, since it uses less digits than its factorization.

1054564144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3468988 (or 3468982 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The square root of 1054564144 is about 32474.0533965195. The cubic root of 1054564144 is about 1017.8669199707.

The spelling of 1054564144 in words is "one billion, fifty-four million, five hundred sixty-four thousand, one hundred forty-four".