3113144257 has 2 divisors, whose sum is σ = 3113144258. Its totient is φ = 3113144256.

The previous prime is 3113144239. The next prime is 3113144291. The reversal of 3113144257 is 7524413113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2890567696 + 222576561 = 53764^2 + 14919^2 .

It is a cyclic number.

It is not a de Polignac number, because 3113144257 - 2²³ = 3104755649 is a prime.

It is not a weakly prime, because it can be changed into another prime (3113144857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556572128 + 1556572129.

It is an arithmetic number, because the mean of its divisors is an integer number (1556572129).

Almost surely, 2^3113144257 is an apocalyptic number.

It is an amenable number.

3113144257 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113144257 is an equidigital number, since it uses as much as digits as its factorization.

3113144257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 31.

The square root of 3113144257 is about 55795.5576815933. The cubic root of 3113144257 is about 1460.1576512379.

The spelling of 3113144257 in words is "three billion, one hundred thirteen million, one hundred forty-four thousand, two hundred fifty-seven".