134451320 has 32 divisors (see below), whose sum is σ = 307480320. Its totient is φ = 52897920.

The previous prime is 134451313. The next prime is 134451323. The reversal of 134451320 is 23154431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134451323) 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, 25112 + ... + 29991.

It is an arithmetic number, because the mean of its divisors is an integer number (9608760).

Almost surely, 2^134451320 is an apocalyptic number.

134451320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134451320 is an abundant number, since it is smaller than the sum of its proper divisors (173029000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134451320 is a wasteful number, since it uses less digits than its factorization.

134451320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55175 (or 55171 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 134451320 is about 11595.3145709808. The cubic root of 134451320 is about 512.2968554391.

The spelling of 134451320 in words is "one hundred thirty-four million, four hundred fifty-one thousand, three hundred twenty".