25574113 has 2 divisors, whose sum is σ = 25574114. Its totient is φ = 25574112.

The previous prime is 25574089. The next prime is 25574123. The reversal of 25574113 is 31147552.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25482304 + 91809 = 5048^2 + 303^2 .

It is a cyclic number.

It is not a de Polignac number, because 25574113 - 2¹³ = 25565921 is a prime.

It is not a weakly prime, because it can be changed into another prime (25574123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12787056 + 12787057.

It is an arithmetic number, because the mean of its divisors is an integer number (12787057).

Almost surely, 2^25574113 is an apocalyptic number.

It is an amenable number.

25574113 is a deficient number, since it is larger than the sum of its proper divisors (1).

25574113 is an equidigital number, since it uses as much as digits as its factorization.

25574113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4200, while the sum is 28.

The square root of 25574113 is about 5057.0854254205. The cubic root of 25574113 is about 294.6231441752.

It can be divided in two parts, 2557 and 4113, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 25574113 in words is "twenty-five million, five hundred seventy-four thousand, one hundred thirteen".