23223411391 has 4 divisors (see below), whose sum is σ = 24589494432. Its totient is φ = 21857328352.

The previous prime is 23223411373. The next prime is 23223411487. The reversal of 23223411391 is 19311432232.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23223411391 - 2²¹ = 23221314239 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 (23223411191) 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, 683041495 + ... + 683041528.

It is an arithmetic number, because the mean of its divisors is an integer number (6147373608).

Almost surely, 2^23223411391 is an apocalyptic number.

23223411391 is a deficient number, since it is larger than the sum of its proper divisors (1366083041).

23223411391 is a wasteful number, since it uses less digits than its factorization.

23223411391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366083040.

The product of its digits is 7776, while the sum is 31.

The spelling of 23223411391 in words is "twenty-three billion, two hundred twenty-three million, four hundred eleven thousand, three hundred ninety-one".