100909107 has 12 divisors (see below), whose sum is σ = 156969904. Its totient is φ = 62097840.

The previous prime is 100909103. The next prime is 100909111. The reversal of 100909107 is 701909001.

It is an interprime number because it is at equal distance from previous prime (100909103) and next prime (100909111).

It is not a de Polignac number, because 100909107 - 2² = 100909103 is a prime.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (100909103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 431119 + ... + 431352.

Almost surely, 2^100909107 is an apocalyptic number.

100909107 is a deficient number, since it is larger than the sum of its proper divisors (56060797).

100909107 is a wasteful number, since it uses less digits than its factorization.

100909107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862490 (or 862487 counting only the distinct ones).

The product of its (nonzero) digits is 567, while the sum is 27.

The square root of 100909107 is about 10045.3525075032. The cubic root of 100909107 is about 465.5612093263.

The spelling of 100909107 in words is "one hundred million, nine hundred nine thousand, one hundred seven".