119169145 has 4 divisors (see below), whose sum is σ = 143002980. Its totient is φ = 95335312.

The previous prime is 119169139. The next prime is 119169161. The reversal of 119169145 is 541961911.

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 62678889 + 56490256 = 7917^2 + 7516^2 .

It is a cyclic number.

It is not a de Polignac number, because 119169145 - 2⁹ = 119168633 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11916910 + ... + 11916919.

It is an arithmetic number, because the mean of its divisors is an integer number (35750745).

Almost surely, 2^119169145 is an apocalyptic number.

It is an amenable number.

119169145 is a deficient number, since it is larger than the sum of its proper divisors (23833835).

119169145 is an equidigital number, since it uses as much as digits as its factorization.

119169145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23833834.

The product of its digits is 9720, while the sum is 37.

The square root of 119169145 is about 10916.4621100428. The cubic root of 119169145 is about 492.1014081955.

The spelling of 119169145 in words is "one hundred nineteen million, one hundred sixty-nine thousand, one hundred forty-five".