3115551097 has 2 divisors, whose sum is σ = 3115551098. Its totient is φ = 3115551096.

The previous prime is 3115551083. The next prime is 3115551161. The reversal of 3115551097 is 7901555113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3044722041 + 70829056 = 55179^2 + 8416^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3115551097 is a prime.

It is not a weakly prime, because it can be changed into another prime (3115551037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1557775548 + 1557775549.

It is an arithmetic number, because the mean of its divisors is an integer number (1557775549).

Almost surely, 2^3115551097 is an apocalyptic number.

It is an amenable number.

3115551097 is a deficient number, since it is larger than the sum of its proper divisors (1).

3115551097 is an equidigital number, since it uses as much as digits as its factorization.

3115551097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23625, while the sum is 37.

The square root of 3115551097 is about 55817.1218982133. The cubic root of 3115551097 is about 1460.5338475914.

The spelling of 3115551097 in words is "three billion, one hundred fifteen million, five hundred fifty-one thousand, ninety-seven".