100091141 has 4 divisors (see below), whose sum is σ = 100258284. Its totient is φ = 99924000.

The previous prime is 100091137. The next prime is 100091149. The reversal of 100091141 is 141190001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 64866916 + 35224225 = 8054^2 + 5935^2 .

It is a cyclic number.

It is not a de Polignac number, because 100091141 - 2² = 100091137 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 (100091149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82670 + ... + 83871.

It is an arithmetic number, because the mean of its divisors is an integer number (25064571).

Almost surely, 2^100091141 is an apocalyptic number.

It is an amenable number.

100091141 is a deficient number, since it is larger than the sum of its proper divisors (167143).

100091141 is an equidigital number, since it uses as much as digits as its factorization.

100091141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167142.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 100091141 is about 10004.5560121377. The cubic root of 100091141 is about 464.2998535587.

The spelling of 100091141 in words is "one hundred million, ninety-one thousand, one hundred forty-one".