25463013 has 4 divisors (see below), whose sum is σ = 33950688. Its totient is φ = 16975340.

The previous prime is 25463003. The next prime is 25463017. The reversal of 25463013 is 31036452.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 25463013 - 2⁸ = 25462757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25463017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4243833 + ... + 4243838.

It is an arithmetic number, because the mean of its divisors is an integer number (8487672).

Almost surely, 2^25463013 is an apocalyptic number.

It is an amenable number.

25463013 is a deficient number, since it is larger than the sum of its proper divisors (8487675).

25463013 is an equidigital number, since it uses as much as digits as its factorization.

25463013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8487674.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 25463013 is about 5046.0888815002. The cubic root of 25463013 is about 294.1958873175.

Adding to 25463013 its reverse (31036452), we get a palindrome (56499465).

The spelling of 25463013 in words is "twenty-five million, four hundred sixty-three thousand, thirteen".