190419134 has 4 divisors (see below), whose sum is σ = 285628704. Its totient is φ = 95209566.

The previous prime is 190419127. The next prime is 190419209. The reversal of 190419134 is 431914091.

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

It is a self number, because there is not a number n which added to its sum of digits gives 190419134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47604782 + ... + 47604785.

It is an arithmetic number, because the mean of its divisors is an integer number (71407176).

Almost surely, 2^190419134 is an apocalyptic number.

190419134 is a deficient number, since it is larger than the sum of its proper divisors (95209570).

190419134 is an equidigital number, since it uses as much as digits as its factorization.

190419134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95209569.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 190419134 is about 13799.2439647975. The cubic root of 190419134 is about 575.3121269460.

The spelling of 190419134 in words is "one hundred ninety million, four hundred nineteen thousand, one hundred thirty-four".