860299057 has 2 divisors, whose sum is σ = 860299058. Its totient is φ = 860299056.

The previous prime is 860299051. The next prime is 860299133. The reversal of 860299057 is 750992068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 787981041 + 72318016 = 28071^2 + 8504^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-860299057 is a prime.

It is a super-2 number, since 2×860299057² = 1480228934950178498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 860298998 and 860299016.

It is not a weakly prime, because it can be changed into another prime (860299051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 430149528 + 430149529.

It is an arithmetic number, because the mean of its divisors is an integer number (430149529).

Almost surely, 2^860299057 is an apocalyptic number.

It is an amenable number.

860299057 is a deficient number, since it is larger than the sum of its proper divisors (1).

860299057 is an equidigital number, since it uses as much as digits as its factorization.

860299057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 860299057 is about 29330.8550335649. The cubic root of 860299057 is about 951.0787586858.

The spelling of 860299057 in words is "eight hundred sixty million, two hundred ninety-nine thousand, fifty-seven".