231667715603 has 2 divisors, whose sum is σ = 231667715604. Its totient is φ = 231667715602.

The previous prime is 231667715581. The next prime is 231667715621. The reversal of 231667715603 is 306517766132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231667715603 is a prime.

It is not a weakly prime, because it can be changed into another prime (231267715603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115833857801 + 115833857802.

It is an arithmetic number, because the mean of its divisors is an integer number (115833857802).

Almost surely, 2^231667715603 is an apocalyptic number.

231667715603 is a deficient number, since it is larger than the sum of its proper divisors (1).

231667715603 is an equidigital number, since it uses as much as digits as its factorization.

231667715603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 47.

The spelling of 231667715603 in words is "two hundred thirty-one billion, six hundred sixty-seven million, seven hundred fifteen thousand, six hundred three".