3117561701 has 2 divisors, whose sum is σ = 3117561702. Its totient is φ = 3117561700.

The previous prime is 3117561697. The next prime is 3117561757. The reversal of 3117561701 is 1071657113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3049911076 + 67650625 = 55226^2 + 8225^2 .

It is a cyclic number.

It is not a de Polignac number, because 3117561701 - 2² = 3117561697 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3117561001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1558780850 + 1558780851.

It is an arithmetic number, because the mean of its divisors is an integer number (1558780851).

Almost surely, 2^3117561701 is an apocalyptic number.

It is an amenable number.

3117561701 is a deficient number, since it is larger than the sum of its proper divisors (1).

3117561701 is an equidigital number, since it uses as much as digits as its factorization.

3117561701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4410, while the sum is 32.

The square root of 3117561701 is about 55835.1296318008. The cubic root of 3117561701 is about 1460.8479625622.

The spelling of 3117561701 in words is "three billion, one hundred seventeen million, five hundred sixty-one thousand, seven hundred one".