192134489 has 2 divisors, whose sum is σ = 192134490. Its totient is φ = 192134488.

The previous prime is 192134477. The next prime is 192134507. The reversal of 192134489 is 984431291.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149035264 + 43099225 = 12208^2 + 6565^2 .

It is a cyclic number.

It is not a de Polignac number, because 192134489 - 2⁸ = 192134233 is a prime.

It is a super-2 number, since 2×192134489² = 73831323726582242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (192134419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96067244 + 96067245.

It is an arithmetic number, because the mean of its divisors is an integer number (96067245).

Almost surely, 2^192134489 is an apocalyptic number.

It is an amenable number.

192134489 is a deficient number, since it is larger than the sum of its proper divisors (1).

192134489 is an equidigital number, since it uses as much as digits as its factorization.

192134489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 41.

The square root of 192134489 is about 13861.2585647913. The cubic root of 192134489 is about 577.0344957835.

The spelling of 192134489 in words is "one hundred ninety-two million, one hundred thirty-four thousand, four hundred eighty-nine".