25116102 has 32 divisors (see below), whose sum is σ = 60888960. Its totient is φ = 7610760.

The previous prime is 25116101. The next prime is 25116109. The reversal of 25116102 is 20161152.

25116102 is a `hidden beast` number, since 2 + 51 + 1 + 610 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25116101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20548 + ... + 21735.

It is an arithmetic number, because the mean of its divisors is an integer number (1902780).

Almost surely, 2^25116102 is an apocalyptic number.

25116102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25116102 is an abundant number, since it is smaller than the sum of its proper divisors (35772858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25116102 is a wasteful number, since it uses less digits than its factorization.

25116102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42305 (or 42299 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 25116102 is about 5011.5967515354. The cubic root of 25116102 is about 292.8537206591.

Adding to 25116102 its reverse (20161152), we get a palindrome (45277254).

The spelling of 25116102 in words is "twenty-five million, one hundred sixteen thousand, one hundred two".