134889518 has 4 divisors (see below), whose sum is σ = 202334280. Its totient is φ = 67444758.

The previous prime is 134889487. The next prime is 134889539. The reversal of 134889518 is 815988431.

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

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, 33722378 + ... + 33722381.

It is an arithmetic number, because the mean of its divisors is an integer number (50583570).

Almost surely, 2^134889518 is an apocalyptic number.

134889518 is a deficient number, since it is larger than the sum of its proper divisors (67444762).

134889518 is an equidigital number, since it uses as much as digits as its factorization.

134889518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67444761.

The product of its digits is 276480, while the sum is 47.

The square root of 134889518 is about 11614.1946772043. The cubic root of 134889518 is about 512.8528039120.

The spelling of 134889518 in words is "one hundred thirty-four million, eight hundred eighty-nine thousand, five hundred eighteen".