25358953 has 2 divisors, whose sum is σ = 25358954. Its totient is φ = 25358952.

The previous prime is 25358941. The next prime is 25359007. The reversal of 25358953 is 35985352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21086464 + 4272489 = 4592^2 + 2067^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25358953 is a prime.

It is not a weakly prime, because it can be changed into another prime (25358153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12679476 + 12679477.

It is an arithmetic number, because the mean of its divisors is an integer number (12679477).

Almost surely, 2^25358953 is an apocalyptic number.

It is an amenable number.

25358953 is a deficient number, since it is larger than the sum of its proper divisors (1).

25358953 is an equidigital number, since it uses as much as digits as its factorization.

25358953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162000, while the sum is 40.

The square root of 25358953 is about 5035.7673695277. The cubic root of 25358953 is about 293.7945755201.

The spelling of 25358953 in words is "twenty-five million, three hundred fifty-eight thousand, nine hundred fifty-three".