57023783 has 2 divisors, whose sum is σ = 57023784. Its totient is φ = 57023782.

The previous prime is 57023761. The next prime is 57023801. The reversal of 57023783 is 38732075.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57023783 - 2¹⁶ = 56958247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57023713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28511891 + 28511892.

It is an arithmetic number, because the mean of its divisors is an integer number (28511892).

Almost surely, 2^57023783 is an apocalyptic number.

57023783 is a deficient number, since it is larger than the sum of its proper divisors (1).

57023783 is an equidigital number, since it uses as much as digits as its factorization.

57023783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 57023783 is about 7551.4093386599. The cubic root of 57023783 is about 384.9036313589.

The spelling of 57023783 in words is "fifty-seven million, twenty-three thousand, seven hundred eighty-three".