25123000939 has 2 divisors, whose sum is σ = 25123000940. Its totient is φ = 25123000938.

The previous prime is 25123000871. The next prime is 25123000957. The reversal of 25123000939 is 93900032152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25123000939 - 2²⁹ = 24586130027 is a prime.

It is not a weakly prime, because it can be changed into another prime (25103000939) 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, 12561500469 + 12561500470.

It is an arithmetic number, because the mean of its divisors is an integer number (12561500470).

Almost surely, 2^25123000939 is an apocalyptic number.

25123000939 is a deficient number, since it is larger than the sum of its proper divisors (1).

25123000939 is an equidigital number, since it uses as much as digits as its factorization.

25123000939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 34.

The spelling of 25123000939 in words is "twenty-five billion, one hundred twenty-three million, nine hundred thirty-nine", and thus it is an aban number.