190138183 has 8 divisors (see below), whose sum is σ = 203171760. Its totient is φ = 177310080.

The previous prime is 190138163. The next prime is 190138199. The reversal of 190138183 is 381831091.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 190138183 - 2²⁵ = 156583751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190138163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49453 + ... + 53158.

It is an arithmetic number, because the mean of its divisors is an integer number (25396470).

Almost surely, 2^190138183 is an apocalyptic number.

190138183 is a deficient number, since it is larger than the sum of its proper divisors (13033577).

190138183 is a wasteful number, since it uses less digits than its factorization.

190138183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102737.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 190138183 is about 13789.0602652973. The cubic root of 190138183 is about 575.0290425154.

The spelling of 190138183 in words is "one hundred ninety million, one hundred thirty-eight thousand, one hundred eighty-three".