57030097 has 2 divisors, whose sum is σ = 57030098. Its totient is φ = 57030096.

The previous prime is 57030091. The next prime is 57030137. The reversal of 57030097 is 79003075.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47320641 + 9709456 = 6879^2 + 3116^2 .

It is a cyclic number.

It is not a de Polignac number, because 57030097 - 2³ = 57030089 is a prime.

It is not a weakly prime, because it can be changed into another prime (57030091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28515048 + 28515049.

It is an arithmetic number, because the mean of its divisors is an integer number (28515049).

Almost surely, 2^57030097 is an apocalyptic number.

It is an amenable number.

57030097 is a deficient number, since it is larger than the sum of its proper divisors (1).

57030097 is an equidigital number, since it uses as much as digits as its factorization.

57030097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6615, while the sum is 31.

The square root of 57030097 is about 7551.8273947436. The cubic root of 57030097 is about 384.9178370798.

The spelling of 57030097 in words is "fifty-seven million, thirty thousand, ninety-seven".