100191094 has 16 divisors (see below), whose sum is σ = 153563040. Its totient is φ = 49008960.

The previous prime is 100191089. The next prime is 100191103. The reversal of 100191094 is 490191001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42199 + ... + 44509.

It is an arithmetic number, because the mean of its divisors is an integer number (9597690).

Almost surely, 2^100191094 is an apocalyptic number.

100191094 is a deficient number, since it is larger than the sum of its proper divisors (53371946).

100191094 is a wasteful number, since it uses less digits than its factorization.

100191094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 100191094 is about 10009.5501397415. The cubic root of 100191094 is about 464.4543551570.

The spelling of 100191094 in words is "one hundred million, one hundred ninety-one thousand, ninety-four".