23202397253 has 4 divisors (see below), whose sum is σ = 26517025440. Its totient is φ = 19887769068.

The previous prime is 23202397223. The next prime is 23202397261. The reversal of 23202397253 is 35279320232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23202397253 - 2⁶ = 23202397189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23202397213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1657314083 + ... + 1657314096.

It is an arithmetic number, because the mean of its divisors is an integer number (6629256360).

Almost surely, 2^23202397253 is an apocalyptic number.

It is an amenable number.

23202397253 is a deficient number, since it is larger than the sum of its proper divisors (3314628187).

23202397253 is an equidigital number, since it uses as much as digits as its factorization.

23202397253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3314628186.

The product of its (nonzero) digits is 136080, while the sum is 38.

The spelling of 23202397253 in words is "twenty-three billion, two hundred two million, three hundred ninety-seven thousand, two hundred fifty-three".