23002451 has 2 divisors, whose sum is σ = 23002452. Its totient is φ = 23002450.

The previous prime is 23002439. The next prime is 23002453. The reversal of 23002451 is 15420032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23002451 - 2⁶ = 23002387 is a prime.

It is a super-2 number, since 2×23002451² = 1058225504014802, which contains 22 as substring.

Together with 23002453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23002453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11501225 + 11501226.

It is an arithmetic number, because the mean of its divisors is an integer number (11501226).

Almost surely, 2^23002451 is an apocalyptic number.

23002451 is a deficient number, since it is larger than the sum of its proper divisors (1).

23002451 is an equidigital number, since it uses as much as digits as its factorization.

23002451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 23002451 is about 4796.0870509197. The cubic root of 23002451 is about 284.3967995364.

Adding to 23002451 its reverse (15420032), we get a palindrome (38422483).

The spelling of 23002451 in words is "twenty-three million, two thousand, four hundred fifty-one".