11235997951 has 2 divisors, whose sum is σ = 11235997952. Its totient is φ = 11235997950.

The previous prime is 11235997853. The next prime is 11235997963. The reversal of 11235997951 is 15979953211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11235997951 - 2²⁵ = 11202443519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11235995951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5617998975 + 5617998976.

It is an arithmetic number, because the mean of its divisors is an integer number (5617998976).

Almost surely, 2^11235997951 is an apocalyptic number.

11235997951 is a deficient number, since it is larger than the sum of its proper divisors (1).

11235997951 is an equidigital number, since it uses as much as digits as its factorization.

11235997951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 765450, while the sum is 52.

The spelling of 11235997951 in words is "eleven billion, two hundred thirty-five million, nine hundred ninety-seven thousand, nine hundred fifty-one".