23423515133 has 8 divisors (see below), whose sum is σ = 23465059200. Its totient is φ = 23381997408.

The previous prime is 23423515121. The next prime is 23423515139. The reversal of 23423515133 is 33151532432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23423515133 - 2⁴ = 23423515117 is a prime.

It is a super-2 number, since 2×23423515133² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23423515133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23423515139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2683985 + ... + 2692697.

It is an arithmetic number, because the mean of its divisors is an integer number (2933132400).

Almost surely, 2^23423515133 is an apocalyptic number.

It is an amenable number.

23423515133 is a deficient number, since it is larger than the sum of its proper divisors (41544067).

23423515133 is an equidigital number, since it uses as much as digits as its factorization.

23423515133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13171.

The product of its digits is 32400, while the sum is 32.

The spelling of 23423515133 in words is "twenty-three billion, four hundred twenty-three million, five hundred fifteen thousand, one hundred thirty-three".