1056712551 has 16 divisors (see below), whose sum is σ = 1419275520. Its totient is φ = 699331520.

The previous prime is 1056712549. The next prime is 1056712589. The reversal of 1056712551 is 1552176501.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1056712551 - 2¹ = 1056712549 is a prime.

It is a super-2 number, since 2×1056712551² = 2233282830881855202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056712511) 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, 248836 + ... + 253046.

It is an arithmetic number, because the mean of its divisors is an integer number (88704720).

Almost surely, 2^1056712551 is an apocalyptic number.

1056712551 is a deficient number, since it is larger than the sum of its proper divisors (362562969).

1056712551 is a wasteful number, since it uses less digits than its factorization.

1056712551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4806.

The product of its (nonzero) digits is 10500, while the sum is 33.

The square root of 1056712551 is about 32507.1153903265. The cubic root of 1056712551 is about 1018.5576663469.

The spelling of 1056712551 in words is "one billion, fifty-six million, seven hundred twelve thousand, five hundred fifty-one".