100100079 has 12 divisors (see below), whose sum is σ = 144706432. Its totient is φ = 66679200.

The previous prime is 100100069. The next prime is 100100081. The reversal of 100100079 is 970001001.

It is not a de Polignac number, because 100100079 - 2⁹ = 100099567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100100069) 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, 9459 + ... + 17019.

Almost surely, 2^100100079 is an apocalyptic number.

100100079 is a deficient number, since it is larger than the sum of its proper divisors (44606353).

100100079 is a wasteful number, since it uses less digits than its factorization.

100100079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9038 (or 9035 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 18.

The square root of 100100079 is about 10005.0026986503. The cubic root of 100100079 is about 464.3136735915.

The spelling of 100100079 in words is "one hundred million, one hundred thousand, seventy-nine".