100291159 has 2 divisors, whose sum is σ = 100291160. Its totient is φ = 100291158.

The previous prime is 100291039. The next prime is 100291171. The reversal of 100291159 is 951192001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100291159 - 2⁹ = 100290647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100291189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50145579 + 50145580.

It is an arithmetic number, because the mean of its divisors is an integer number (50145580).

Almost surely, 2^100291159 is an apocalyptic number.

100291159 is a deficient number, since it is larger than the sum of its proper divisors (1).

100291159 is an equidigital number, since it uses as much as digits as its factorization.

100291159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 28.

The square root of 100291159 is about 10014.5473687032. The cubic root of 100291159 is about 464.6089269837.

The spelling of 100291159 in words is "one hundred million, two hundred ninety-one thousand, one hundred fifty-nine".