11313232397 has 2 divisors, whose sum is σ = 11313232398. Its totient is φ = 11313232396.

The previous prime is 11313232363. The next prime is 11313232409. The reversal of 11313232397 is 79323231311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11006947396 + 306285001 = 104914^2 + 17501^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313232397 - 2⁸ = 11313232141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11313232297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5656616198 + 5656616199.

It is an arithmetic number, because the mean of its divisors is an integer number (5656616199).

Almost surely, 2^11313232397 is an apocalyptic number.

It is an amenable number.

11313232397 is a deficient number, since it is larger than the sum of its proper divisors (1).

11313232397 is an equidigital number, since it uses as much as digits as its factorization.

11313232397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 35.

The spelling of 11313232397 in words is "eleven billion, three hundred thirteen million, two hundred thirty-two thousand, three hundred ninety-seven".