119500091 has 4 divisors (see below), whose sum is σ = 119996184. Its totient is φ = 119004000.

The previous prime is 119500067. The next prime is 119500093. The reversal of 119500091 is 190005911.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 119500091 - 2¹⁰ = 119499067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 119500091.

It is not an unprimeable number, because it can be changed into a prime (119500093) 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, 247685 + ... + 248166.

It is an arithmetic number, because the mean of its divisors is an integer number (29999046).

Almost surely, 2^119500091 is an apocalyptic number.

119500091 is a deficient number, since it is larger than the sum of its proper divisors (496093).

119500091 is an equidigital number, since it uses as much as digits as its factorization.

119500091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496092.

The product of its (nonzero) digits is 405, while the sum is 26.

The square root of 119500091 is about 10931.6097167800. The cubic root of 119500091 is about 492.5565273055.

The spelling of 119500091 in words is "one hundred nineteen million, five hundred thousand, ninety-one".