25310963 has 2 divisors, whose sum is σ = 25310964. Its totient is φ = 25310962.

The previous prime is 25310959. The next prime is 25310993. The reversal of 25310963 is 36901352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25310963 - 2² = 25310959 is a prime.

It is not a weakly prime, because it can be changed into another prime (25310993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12655481 + 12655482.

It is an arithmetic number, because the mean of its divisors is an integer number (12655482).

Almost surely, 2^25310963 is an apocalyptic number.

25310963 is a deficient number, since it is larger than the sum of its proper divisors (1).

25310963 is an equidigital number, since it uses as much as digits as its factorization.

25310963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 25310963 is about 5031.0001987676. Note that the first 3 decimals coincide. The cubic root of 25310963 is about 293.6091301016.

The spelling of 25310963 in words is "twenty-five million, three hundred ten thousand, nine hundred sixty-three".