1057056699 has 8 divisors (see below), whose sum is σ = 1458009360. Its totient is φ = 680404256.

The previous prime is 1057056691. The next prime is 1057056703. The reversal of 1057056699 is 9966507501.

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

It is a cyclic number.

It is not a de Polignac number, because 1057056699 - 2³ = 1057056691 is a prime.

It is a super-2 number, since 2×1057056699² = 2234737729801553202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057056691) 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, 6074952 + ... + 6075125.

It is an arithmetic number, because the mean of its divisors is an integer number (182251170).

Almost surely, 2^1057056699 is an apocalyptic number.

1057056699 is a deficient number, since it is larger than the sum of its proper divisors (400952661).

1057056699 is a wasteful number, since it uses less digits than its factorization.

1057056699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12150109.

The product of its (nonzero) digits is 510300, while the sum is 48.

The square root of 1057056699 is about 32512.4083851074. The cubic root of 1057056699 is about 1018.6682282767.

The spelling of 1057056699 in words is "one billion, fifty-seven million, fifty-six thousand, six hundred ninety-nine".