57040363 has 2 divisors, whose sum is σ = 57040364. Its totient is φ = 57040362.

The previous prime is 57040343. The next prime is 57040381. The reversal of 57040363 is 36304075.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57040363 - 2⁵ = 57040331 is a prime.

It is a super-2 number, since 2×57040363² = 6507206022343538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57040343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28520181 + 28520182.

It is an arithmetic number, because the mean of its divisors is an integer number (28520182).

Almost surely, 2^57040363 is an apocalyptic number.

57040363 is a deficient number, since it is larger than the sum of its proper divisors (1).

57040363 is an equidigital number, since it uses as much as digits as its factorization.

57040363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 57040363 is about 7552.5070671930. The cubic root of 57040363 is about 384.9409320749.

The spelling of 57040363 in words is "fifty-seven million, forty thousand, three hundred sixty-three".