3111201097 has 2 divisors, whose sum is σ = 3111201098. Its totient is φ = 3111201096.

The previous prime is 3111201083. The next prime is 3111201139. The reversal of 3111201097 is 7901021113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2818654281 + 292546816 = 53091^2 + 17104^2 .

It is a cyclic number.

It is not a de Polignac number, because 3111201097 - 2¹⁵ = 3111168329 is a prime.

It is not a weakly prime, because it can be changed into another prime (3111201017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555600548 + 1555600549.

It is an arithmetic number, because the mean of its divisors is an integer number (1555600549).

Almost surely, 2^3111201097 is an apocalyptic number.

It is an amenable number.

3111201097 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111201097 is an equidigital number, since it uses as much as digits as its factorization.

3111201097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 3111201097 is about 55778.1417492551. The cubic root of 3111201097 is about 1459.8537879789.

The spelling of 3111201097 in words is "three billion, one hundred eleven million, two hundred one thousand, ninety-seven".