19134193 has 8 divisors (see below), whose sum is σ = 20697768. Its totient is φ = 17583744.

The previous prime is 19134191. The next prime is 19134211. The reversal of 19134193 is 39143191.

It can be written as a sum of positive squares in 4 ways, for example, as 63504 + 19070689 = 252^2 + 4367^2 .

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 19134193 - 2¹ = 19134191 is a prime.

It is a super-2 number, since 2×19134193² = 732234683522498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (19134191) 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, 130 + ... + 6187.

It is an arithmetic number, because the mean of its divisors is an integer number (2587221).

Almost surely, 2^19134193 is an apocalyptic number.

19134193 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

19134193 is a deficient number, since it is larger than the sum of its proper divisors (1563575).

19134193 is a wasteful number, since it uses less digits than its factorization.

19134193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6563.

The product of its digits is 2916, while the sum is 31.

The square root of 19134193 is about 4374.2648525209. The cubic root of 19134193 is about 267.4669036411.

The spelling of 19134193 in words is "nineteen million, one hundred thirty-four thousand, one hundred ninety-three".