2311402097 has 2 divisors, whose sum is σ = 2311402098. Its totient is φ = 2311402096.

The previous prime is 2311402073. The next prime is 2311402151. The reversal of 2311402097 is 7902041132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2274908416 + 36493681 = 47696^2 + 6041^2 .

It is a cyclic number.

It is not a de Polignac number, because 2311402097 - 2⁶ = 2311402033 is a prime.

It is not a weakly prime, because it can be changed into another prime (2311452097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155701048 + 1155701049.

It is an arithmetic number, because the mean of its divisors is an integer number (1155701049).

Almost surely, 2^2311402097 is an apocalyptic number.

It is an amenable number.

2311402097 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311402097 is an equidigital number, since it uses as much as digits as its factorization.

2311402097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2311402097 is about 48077.0433471111. The cubic root of 2311402097 is about 1322.1838080189.

The spelling of 2311402097 in words is "two billion, three hundred eleven million, four hundred two thousand, ninety-seven".