134884491 has 16 divisors (see below), whose sum is σ = 205958400. Its totient is φ = 76919328.

The previous prime is 134884487. The next prime is 134884549. The reversal of 134884491 is 194488431.

It is not a de Polignac number, because 134884491 - 2² = 134884487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134884471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4380 + ... + 16998.

It is an arithmetic number, because the mean of its divisors is an integer number (12872400).

Almost surely, 2^134884491 is an apocalyptic number.

134884491 is a deficient number, since it is larger than the sum of its proper divisors (71073909).

134884491 is a wasteful number, since it uses less digits than its factorization.

134884491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13138.

The product of its digits is 110592, while the sum is 42.

The square root of 134884491 is about 11613.9782589774. The cubic root of 134884491 is about 512.8464329127.

The spelling of 134884491 in words is "one hundred thirty-four million, eight hundred eighty-four thousand, four hundred ninety-one".