25315112 has 16 divisors (see below), whose sum is σ = 47520000. Its totient is φ = 12643120.

The previous prime is 25315063. The next prime is 25315117. The reversal of 25315112 is 21151352.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25315117) 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, 10937 + ... + 13047.

It is an arithmetic number, because the mean of its divisors is an integer number (2970000).

Almost surely, 2^25315112 is an apocalyptic number.

It is an amenable number.

25315112 is a deficient number, since it is larger than the sum of its proper divisors (22204888).

25315112 is a wasteful number, since it uses less digits than its factorization.

25315112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3616 (or 3612 counting only the distinct ones).

The product of its digits is 300, while the sum is 20.

The square root of 25315112 is about 5031.4125253253. The cubic root of 25315112 is about 293.6251721322.

Adding to 25315112 its reverse (21151352), we get a palindrome (46466464).

The spelling of 25315112 in words is "twenty-five million, three hundred fifteen thousand, one hundred twelve".