25011116 has 24 divisors (see below), whose sum is σ = 47392800. Its totient is φ = 11480832.

The previous prime is 25011113. The next prime is 25011121. The reversal of 25011116 is 61111052.

It is a junction number, because it is equal to n+sod(n) for n = 25011094 and 25011103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25011113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9140 + ... + 11556.

It is an arithmetic number, because the mean of its divisors is an integer number (1974700).

Almost surely, 2^25011116 is an apocalyptic number.

25011116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

25011116 is a deficient number, since it is larger than the sum of its proper divisors (22381684).

25011116 is a wasteful number, since it uses less digits than its factorization.

25011116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633 (or 2631 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 17.

The square root of 25011116 is about 5001.1114764620. Note that the first 3 decimals coincide. The cubic root of 25011116 is about 292.4451052412.

Adding to 25011116 its reverse (61111052), we get a palindrome (86122168).

The spelling of 25011116 in words is "twenty-five million, eleven thousand, one hundred sixteen".