1056045523 has 8 divisors (see below), whose sum is σ = 1139014800. Its totient is φ = 973324128.

The previous prime is 1056045509. The next prime is 1056045533. The reversal of 1056045523 is 3255406501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1056045523 is a prime.

It is a super-2 number, since 2×1056045523² = 2230464293296687058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1056045503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53068 + ... + 70201.

It is an arithmetic number, because the mean of its divisors is an integer number (142376850).

Almost surely, 2^1056045523 is an apocalyptic number.

1056045523 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1056045523 is a deficient number, since it is larger than the sum of its proper divisors (82969277).

1056045523 is a wasteful number, since it uses less digits than its factorization.

1056045523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123941.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 1056045523 is about 32496.8540477382. The cubic root of 1056045523 is about 1018.3433067318.

The spelling of 1056045523 in words is "one billion, fifty-six million, forty-five thousand, five hundred twenty-three".