25601063 has 4 divisors (see below), whose sum is σ = 25614888. Its totient is φ = 25587240.

The previous prime is 25601033. The next prime is 25601083. The reversal of 25601063 is 36010652.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25601063 - 2⁸ = 25600807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25601033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3608 + ... + 8013.

It is an arithmetic number, because the mean of its divisors is an integer number (6403722).

Almost surely, 2^25601063 is an apocalyptic number.

25601063 is a deficient number, since it is larger than the sum of its proper divisors (13825).

25601063 is a wasteful number, since it uses less digits than its factorization.

25601063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13824.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 25601063 is about 5059.7493020900. The cubic root of 25601063 is about 294.7265991321.

It can be divided in two parts, 2 and 5601063, that added together give a palindrome (5601065).

The spelling of 25601063 in words is "twenty-five million, six hundred one thousand, sixty-three".