25017023 has 2 divisors, whose sum is σ = 25017024. Its totient is φ = 25017022.

The previous prime is 25017001. The next prime is 25017037. The reversal of 25017023 is 32071052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25017023 - 2¹⁰ = 25015999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25016986 and 25017004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25017043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12508511 + 12508512.

It is an arithmetic number, because the mean of its divisors is an integer number (12508512).

Almost surely, 2^25017023 is an apocalyptic number.

25017023 is a deficient number, since it is larger than the sum of its proper divisors (1).

25017023 is an equidigital number, since it uses as much as digits as its factorization.

25017023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 25017023 is about 5001.7020103161. The cubic root of 25017023 is about 292.4681261686.

Adding to 25017023 its reverse (32071052), we get a palindrome (57088075).

The spelling of 25017023 in words is "twenty-five million, seventeen thousand, twenty-three".