101009925 has 36 divisors (see below), whose sum is σ = 183497184. Its totient is φ = 53104800.

The previous prime is 101009911. The next prime is 101009933. The reversal of 101009925 is 529900101.

It is a happy number.

It is not a de Polignac number, because 101009925 - 2⁵ = 101009893 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12814 + ... + 19136.

It is an arithmetic number, because the mean of its divisors is an integer number (5097144).

Almost surely, 2^101009925 is an apocalyptic number.

101009925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

101009925 is a deficient number, since it is larger than the sum of its proper divisors (82487259).

101009925 is a wasteful number, since it uses less digits than its factorization.

101009925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6410 (or 6402 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 27.

The square root of 101009925 is about 10050.3693961963. The cubic root of 101009925 is about 465.7162046766.

The spelling of 101009925 in words is "one hundred one million, nine thousand, nine hundred twenty-five".