23255455243 has 2 divisors, whose sum is σ = 23255455244. Its totient is φ = 23255455242.

The previous prime is 23255455219. The next prime is 23255455261. The reversal of 23255455243 is 34255455232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23255455243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23255455196 and 23255455205.

It is not a weakly prime, because it can be changed into another prime (23255455543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11627727621 + 11627727622.

It is an arithmetic number, because the mean of its divisors is an integer number (11627727622).

Almost surely, 2^23255455243 is an apocalyptic number.

23255455243 is a deficient number, since it is larger than the sum of its proper divisors (1).

23255455243 is an equidigital number, since it uses as much as digits as its factorization.

23255455243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720000, while the sum is 40.

The spelling of 23255455243 in words is "twenty-three billion, two hundred fifty-five million, four hundred fifty-five thousand, two hundred forty-three".