23309114993 has 2 divisors, whose sum is σ = 23309114994. Its totient is φ = 23309114992.

The previous prime is 23309114989. The next prime is 23309115061. The reversal of 23309114993 is 39941190332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21801113104 + 1508001889 = 147652^2 + 38833^2 .

It is a cyclic number.

It is not a de Polignac number, because 23309114993 - 2² = 23309114989 is a prime.

It is not a weakly prime, because it can be changed into another prime (23309314993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11654557496 + 11654557497.

It is an arithmetic number, because the mean of its divisors is an integer number (11654557497).

Almost surely, 2^23309114993 is an apocalyptic number.

It is an amenable number.

23309114993 is a deficient number, since it is larger than the sum of its proper divisors (1).

23309114993 is an equidigital number, since it uses as much as digits as its factorization.

23309114993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464, while the sum is 44.

The spelling of 23309114993 in words is "twenty-three billion, three hundred nine million, one hundred fourteen thousand, nine hundred ninety-three".