25361267 has 2 divisors, whose sum is σ = 25361268. Its totient is φ = 25361266.

The previous prime is 25361261. The next prime is 25361269. The reversal of 25361267 is 76216352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25361267 - 2⁴ = 25361251 is a prime.

Together with 25361269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25361261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12680633 + 12680634.

It is an arithmetic number, because the mean of its divisors is an integer number (12680634).

Almost surely, 2^25361267 is an apocalyptic number.

25361267 is a deficient number, since it is larger than the sum of its proper divisors (1).

25361267 is an equidigital number, since it uses as much as digits as its factorization.

25361267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 32.

The square root of 25361267 is about 5035.9971207299. The cubic root of 25361267 is about 293.8035114827.

It can be divided in two parts, 253 and 61267, that multiplied together give a palindrome (15500551).

The spelling of 25361267 in words is "twenty-five million, three hundred sixty-one thousand, two hundred sixty-seven".