190901118 has 16 divisors (see below), whose sum is σ = 381972096. Its totient is φ = 63605400.

The previous prime is 190901111. The next prime is 190901119. The reversal of 190901118 is 811109091.

It is a happy number.

190901118 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190901111) by changing a digit.

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, 11143 + ... + 22493.

It is an arithmetic number, because the mean of its divisors is an integer number (23873256).

Almost surely, 2^190901118 is an apocalyptic number.

190901118 is an abundant number, since it is smaller than the sum of its proper divisors (191070978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

190901118 is a wasteful number, since it uses less digits than its factorization.

190901118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14159.

The product of its (nonzero) digits is 648, while the sum is 30.

The square root of 190901118 is about 13816.6970727450. The cubic root of 190901118 is about 575.7971230444.

The spelling of 190901118 in words is "one hundred ninety million, nine hundred one thousand, one hundred eighteen".