57060761 has 2 divisors, whose sum is σ = 57060762. Its totient is φ = 57060760.

The previous prime is 57060713. The next prime is 57060767. The reversal of 57060761 is 16706075.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43811161 + 13249600 = 6619^2 + 3640^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57060761 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (57060767) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28530380 + 28530381.

It is an arithmetic number, because the mean of its divisors is an integer number (28530381).

Almost surely, 2^57060761 is an apocalyptic number.

It is an amenable number.

57060761 is a deficient number, since it is larger than the sum of its proper divisors (1).

57060761 is an equidigital number, since it uses as much as digits as its factorization.

57060761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 57060761 is about 7553.8573589922. The cubic root of 57060761 is about 384.9868123891.

The spelling of 57060761 in words is "fifty-seven million, sixty thousand, seven hundred sixty-one".