20131323059 has 2 divisors, whose sum is σ = 20131323060. Its totient is φ = 20131323058.

The previous prime is 20131323001. The next prime is 20131323073. The reversal of 20131323059 is 95032313102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20131323059 is a prime.

It is not a weakly prime, because it can be changed into another prime (20131323659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065661529 + 10065661530.

It is an arithmetic number, because the mean of its divisors is an integer number (10065661530).

Almost surely, 2^20131323059 is an apocalyptic number.

20131323059 is a deficient number, since it is larger than the sum of its proper divisors (1).

20131323059 is an equidigital number, since it uses as much as digits as its factorization.

20131323059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 29.

The spelling of 20131323059 in words is "twenty billion, one hundred thirty-one million, three hundred twenty-three thousand, fifty-nine".