25238011 has 2 divisors, whose sum is σ = 25238012. Its totient is φ = 25238010.

The previous prime is 25238009. The next prime is 25238027. The reversal of 25238011 is 11083252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25238011 - 2¹ = 25238009 is a prime.

It is a super-2 number, since 2×25238011² = 1273914398472242, which contains 22 as substring.

Together with 25238009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (25238041) 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, 12619005 + 12619006.

It is an arithmetic number, because the mean of its divisors is an integer number (12619006).

Almost surely, 2^25238011 is an apocalyptic number.

25238011 is a deficient number, since it is larger than the sum of its proper divisors (1).

25238011 is an equidigital number, since it uses as much as digits as its factorization.

25238011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 25238011 is about 5023.7447188328. The cubic root of 25238011 is about 293.3267757085.

The spelling of 25238011 in words is "twenty-five million, two hundred thirty-eight thousand, eleven".