23134018573 has 4 divisors (see below), whose sum is σ = 23134588380. Its totient is φ = 23133448768.

The previous prime is 23134018549. The next prime is 23134018597. The reversal of 23134018573 is 37581043132.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (23134018549) and next prime (23134018597).

It can be written as a sum of positive squares in 2 ways, for example, as 11015971849 + 12118046724 = 104957^2 + 110082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23134018573 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 (23134018543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218908 + ... + 306901.

It is an arithmetic number, because the mean of its divisors is an integer number (5783647095).

Almost surely, 2^23134018573 is an apocalyptic number.

It is an amenable number.

23134018573 is a deficient number, since it is larger than the sum of its proper divisors (569807).

23134018573 is an equidigital number, since it uses as much as digits as its factorization.

23134018573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569806.

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 23134018573 in words is "twenty-three billion, one hundred thirty-four million, eighteen thousand, five hundred seventy-three".