12331967 has 2 divisors, whose sum is σ = 12331968. Its totient is φ = 12331966.

The previous prime is 12331951. The next prime is 12331993. The reversal of 12331967 is 76913321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12331967 - 2⁴ = 12331951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12331997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6165983 + 6165984.

It is an arithmetic number, because the mean of its divisors is an integer number (6165984).

Almost surely, 2^12331967 is an apocalyptic number.

12331967 is a deficient number, since it is larger than the sum of its proper divisors (1).

12331967 is an equidigital number, since it uses as much as digits as its factorization.

12331967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6804, while the sum is 32.

The square root of 12331967 is about 3511.6900489650. The cubic root of 12331967 is about 231.0348266800.

The spelling of 12331967 in words is "twelve million, three hundred thirty-one thousand, nine hundred sixty-seven".