22523512147 has 2 divisors, whose sum is σ = 22523512148. Its totient is φ = 22523512146.

The previous prime is 22523512093. The next prime is 22523512159. The reversal of 22523512147 is 74121532522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22523512147 - 2¹⁵ = 22523479379 is a prime.

It is not a weakly prime, because it can be changed into another prime (22523513147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11261756073 + 11261756074.

It is an arithmetic number, because the mean of its divisors is an integer number (11261756074).

Almost surely, 2^22523512147 is an apocalyptic number.

22523512147 is a deficient number, since it is larger than the sum of its proper divisors (1).

22523512147 is an equidigital number, since it uses as much as digits as its factorization.

22523512147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 34.

The spelling of 22523512147 in words is "twenty-two billion, five hundred twenty-three million, five hundred twelve thousand, one hundred forty-seven".