23025091 has 2 divisors, whose sum is σ = 23025092. Its totient is φ = 23025090.

The previous prime is 23025083. The next prime is 23025109. The reversal of 23025091 is 19052032.

Together with next prime (23025109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23025091 - 2³ = 23025083 is a prime.

It is not a weakly prime, because it can be changed into another prime (23025491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11512545 + 11512546.

It is an arithmetic number, because the mean of its divisors is an integer number (11512546).

Almost surely, 2^23025091 is an apocalyptic number.

23025091 is a deficient number, since it is larger than the sum of its proper divisors (1).

23025091 is an equidigital number, since it uses as much as digits as its factorization.

23025091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 23025091 is about 4798.4467278485. The cubic root of 23025091 is about 284.4900741222.

The spelling of 23025091 in words is "twenty-three million, twenty-five thousand, ninety-one".