23431133347 has 2 divisors, whose sum is σ = 23431133348. Its totient is φ = 23431133346.

The previous prime is 23431133263. The next prime is 23431133357. The reversal of 23431133347 is 74333113432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23431133347 - 2²⁷ = 23296915619 is a prime.

It is not a weakly prime, because it can be changed into another prime (23431133357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11715566673 + 11715566674.

It is an arithmetic number, because the mean of its divisors is an integer number (11715566674).

Almost surely, 2^23431133347 is an apocalyptic number.

23431133347 is a deficient number, since it is larger than the sum of its proper divisors (1).

23431133347 is an equidigital number, since it uses as much as digits as its factorization.

23431133347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 34.

Adding to 23431133347 its reverse (74333113432), we get a palindrome (97764246779).

The spelling of 23431133347 in words is "twenty-three billion, four hundred thirty-one million, one hundred thirty-three thousand, three hundred forty-seven".