23307457501 has 2 divisors, whose sum is σ = 23307457502. Its totient is φ = 23307457500.

The previous prime is 23307457489. The next prime is 23307457519. The reversal of 23307457501 is 10575470332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21623996601 + 1683460900 = 147051^2 + 41030^2 .

It is a cyclic number.

It is not a de Polignac number, because 23307457501 - 2⁵ = 23307457469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23307457541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11653728750 + 11653728751.

It is an arithmetic number, because the mean of its divisors is an integer number (11653728751).

Almost surely, 2^23307457501 is an apocalyptic number.

It is an amenable number.

23307457501 is a deficient number, since it is larger than the sum of its proper divisors (1).

23307457501 is an equidigital number, since it uses as much as digits as its factorization.

23307457501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 88200, while the sum is 37.

The spelling of 23307457501 in words is "twenty-three billion, three hundred seven million, four hundred fifty-seven thousand, five hundred one".