1057676291 has 4 divisors (see below), whose sum is σ = 1208772912. Its totient is φ = 906579672.

The previous prime is 1057676273. The next prime is 1057676293. The reversal of 1057676291 is 1926767501.

1057676291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1057676291 is a prime.

It is a super-2 number, since 2×1057676291² = 2237358273087033362, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1057676293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75548300 + ... + 75548313.

It is an arithmetic number, because the mean of its divisors is an integer number (302193228).

Almost surely, 2^1057676291 is an apocalyptic number.

1057676291 is a deficient number, since it is larger than the sum of its proper divisors (151096621).

1057676291 is an equidigital number, since it uses as much as digits as its factorization.

1057676291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151096620.

The product of its (nonzero) digits is 158760, while the sum is 44.

The square root of 1057676291 is about 32521.9355358810. The cubic root of 1057676291 is about 1018.8672196232.

The spelling of 1057676291 in words is "one billion, fifty-seven million, six hundred seventy-six thousand, two hundred ninety-one".