11345326331 has 2 divisors, whose sum is σ = 11345326332. Its totient is φ = 11345326330.

The previous prime is 11345326301. The next prime is 11345326429. The reversal of 11345326331 is 13362354311.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11345326331 is a prime.

It is a super-2 number, since 2×11345326331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11345326301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5672663165 + 5672663166.

It is an arithmetic number, because the mean of its divisors is an integer number (5672663166).

Almost surely, 2^11345326331 is an apocalyptic number.

11345326331 is a deficient number, since it is larger than the sum of its proper divisors (1).

11345326331 is an equidigital number, since it uses as much as digits as its factorization.

11345326331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 32.

The spelling of 11345326331 in words is "eleven billion, three hundred forty-five million, three hundred twenty-six thousand, three hundred thirty-one".