100100955 has 8 divisors (see below), whose sum is σ = 160161552. Its totient is φ = 53387168.

The previous prime is 100100927. The next prime is 100101007. The reversal of 100100955 is 559001001.

It is a happy number.

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 100100955 - 2⁷ = 100100827 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3336684 + ... + 3336713.

It is an arithmetic number, because the mean of its divisors is an integer number (20020194).

Almost surely, 2^100100955 is an apocalyptic number.

100100955 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100100955 is a deficient number, since it is larger than the sum of its proper divisors (60060597).

100100955 is an equidigital number, since it uses as much as digits as its factorization.

100100955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6673405.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 100100955 is about 10005.0464766537. The cubic root of 100100955 is about 464.3150280280.

Adding to 100100955 its reverse (559001001), we get a palindrome (659101956).

The spelling of 100100955 in words is "one hundred million, one hundred thousand, nine hundred fifty-five".