23025251 has 2 divisors, whose sum is σ = 23025252. Its totient is φ = 23025250.

The previous prime is 23025239. The next prime is 23025271. The reversal of 23025251 is 15252032.

It is an a-pointer prime, because the next prime (23025271) can be obtained adding 23025251 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23025251 is a prime.

It is a super-2 number, since 2×23025251² = 1060324367226002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23025221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11512625 + 11512626.

It is an arithmetic number, because the mean of its divisors is an integer number (11512626).

Almost surely, 2^23025251 is an apocalyptic number.

23025251 is a deficient number, since it is larger than the sum of its proper divisors (1).

23025251 is an equidigital number, since it uses as much as digits as its factorization.

23025251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 23025251 is about 4798.4633998813. The cubic root of 23025251 is about 284.4907330889.

Adding to 23025251 its reverse (15252032), we get a palindrome (38277283).

The spelling of 23025251 in words is "twenty-three million, twenty-five thousand, two hundred fifty-one".