1056100551 has 16 divisors (see below), whose sum is σ = 1537483008. Its totient is φ = 639504000.

The previous prime is 1056100543. The next prime is 1056100553. The reversal of 1056100551 is 1550016501.

It is not a de Polignac number, because 1056100551 - 2³ = 1056100543 is a prime.

It is a super-2 number, since 2×1056100551² = 2230696747645007202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056100553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26310 + ... + 52956.

It is an arithmetic number, because the mean of its divisors is an integer number (96092688).

Almost surely, 2^1056100551 is an apocalyptic number.

1056100551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1056100551 is a deficient number, since it is larger than the sum of its proper divisors (481382457).

1056100551 is a wasteful number, since it uses less digits than its factorization.

1056100551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27862.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 1056100551 is about 32497.7007032805. The cubic root of 1056100551 is about 1018.3609942339.

The spelling of 1056100551 in words is "one billion, fifty-six million, one hundred thousand, five hundred fifty-one".