100738955 has 8 divisors (see below), whose sum is σ = 123167952. Its totient is φ = 79070368.

The previous prime is 100738951. The next prime is 100738993. The reversal of 100738955 is 559837001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100738955 - 2² = 100738951 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100738951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189809 + ... + 190338.

It is an arithmetic number, because the mean of its divisors is an integer number (15395994).

Almost surely, 2^100738955 is an apocalyptic number.

100738955 is a deficient number, since it is larger than the sum of its proper divisors (22428997).

100738955 is an equidigital number, since it uses as much as digits as its factorization.

100738955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380205.

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 100738955 is about 10036.8797442233. The cubic root of 100738955 is about 465.2993871132.

The spelling of 100738955 in words is "one hundred million, seven hundred thirty-eight thousand, nine hundred fifty-five".