23255387 has 2 divisors, whose sum is σ = 23255388. Its totient is φ = 23255386.

The previous prime is 23255341. The next prime is 23255413. The reversal of 23255387 is 78355232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23255387 - 2¹⁴ = 23239003 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23255327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11627693 + 11627694.

It is an arithmetic number, because the mean of its divisors is an integer number (11627694).

Almost surely, 2^23255387 is an apocalyptic number.

23255387 is a deficient number, since it is larger than the sum of its proper divisors (1).

23255387 is an equidigital number, since it uses as much as digits as its factorization.

23255387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 35.

The square root of 23255387 is about 4822.3839540211. The cubic root of 23255387 is about 285.4354152909.

The spelling of 23255387 in words is "twenty-three million, two hundred fifty-five thousand, three hundred eighty-seven".