25700113 has 2 divisors, whose sum is σ = 25700114. Its totient is φ = 25700112.

The previous prime is 25700069. The next prime is 25700123. The reversal of 25700113 is 31100752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13749264 + 11950849 = 3708^2 + 3457^2 .

It is a cyclic number.

It is not a de Polignac number, because 25700113 - 2⁹ = 25699601 is a prime.

It is not a weakly prime, because it can be changed into another prime (25700123) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12850056 + 12850057.

It is an arithmetic number, because the mean of its divisors is an integer number (12850057).

Almost surely, 2^25700113 is an apocalyptic number.

It is an amenable number.

25700113 is a deficient number, since it is larger than the sum of its proper divisors (1).

25700113 is an equidigital number, since it uses as much as digits as its factorization.

25700113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 25700113 is about 5069.5278872889. The cubic root of 25700113 is about 295.1062070901.

Adding to 25700113 its reverse (31100752), we get a palindrome (56800865).

The spelling of 25700113 in words is "twenty-five million, seven hundred thousand, one hundred thirteen".