100094981 has 8 divisors (see below), whose sum is σ = 117184704. Its totient is φ = 83702880.

The previous prime is 100094971. The next prime is 100094987. The reversal of 100094981 is 189490001.

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 100094981 - 2²² = 95900677 is a prime.

It is a super-2 number, since 2×100094981² = 20038010442780722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100094987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174095 + ... + 174668.

It is an arithmetic number, because the mean of its divisors is an integer number (14648088).

Almost surely, 2^100094981 is an apocalyptic number.

It is an amenable number.

100094981 is a deficient number, since it is larger than the sum of its proper divisors (17089723).

100094981 is an equidigital number, since it uses as much as digits as its factorization.

100094981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348811.

The product of its (nonzero) digits is 2592, while the sum is 32.

The square root of 100094981 is about 10004.7479228614. The cubic root of 100094981 is about 464.3057911093.

The spelling of 100094981 in words is "one hundred million, ninety-four thousand, nine hundred eighty-one".