134581485 has 16 divisors (see below), whose sum is σ = 215654400. Its totient is φ = 71668800.

The previous prime is 134581471. The next prime is 134581553. The reversal of 134581485 is 584185431.

It is not a de Polignac number, because 134581485 - 2⁹ = 134580973 is a prime.

It is a super-2 number, since 2×134581485² = 36224352209610450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4116 + ... + 16914.

It is an arithmetic number, because the mean of its divisors is an integer number (13478400).

Almost surely, 2^134581485 is an apocalyptic number.

134581485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134581485 is a deficient number, since it is larger than the sum of its proper divisors (81072915).

134581485 is a wasteful number, since it uses less digits than its factorization.

134581485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13508.

The product of its digits is 76800, while the sum is 39.

The square root of 134581485 is about 11600.9260406228. The cubic root of 134581485 is about 512.4621237128.

The spelling of 134581485 in words is "one hundred thirty-four million, five hundred eighty-one thousand, four hundred eighty-five".