23130133709 has 2 divisors, whose sum is σ = 23130133710. Its totient is φ = 23130133708.

The previous prime is 23130133703. The next prime is 23130133769. The reversal of 23130133709 is 90733103132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22958916484 + 171217225 = 151522^2 + 13085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23130133709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23130133703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11565066854 + 11565066855.

It is an arithmetic number, because the mean of its divisors is an integer number (11565066855).

Almost surely, 2^23130133709 is an apocalyptic number.

It is an amenable number.

23130133709 is a deficient number, since it is larger than the sum of its proper divisors (1).

23130133709 is an equidigital number, since it uses as much as digits as its factorization.

23130133709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 32.

The spelling of 23130133709 in words is "twenty-three billion, one hundred thirty million, one hundred thirty-three thousand, seven hundred nine".