19020134 has 12 divisors (see below), whose sum is σ = 33188364. Its totient is φ = 8151444.

The previous prime is 19020073. The next prime is 19020137. The reversal of 19020134 is 43102091.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19020137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 96944 + ... + 97139.

It is an arithmetic number, because the mean of its divisors is an integer number (2765697).

Almost surely, 2^19020134 is an apocalyptic number.

19020134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

19020134 is a deficient number, since it is larger than the sum of its proper divisors (14168230).

19020134 is a wasteful number, since it uses less digits than its factorization.

19020134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194099 (or 194092 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 19020134 is about 4361.2078602149. The cubic root of 19020134 is about 266.9343870346.

The spelling of 19020134 in words is "nineteen million, twenty thousand, one hundred thirty-four".