134621172 has 36 divisors (see below), whose sum is σ = 388906336. Its totient is φ = 38463120.

The previous prime is 134621153. The next prime is 134621177. The reversal of 134621172 is 271126431.

134621172 is a `hidden beast` number, since 1 + 34 + 621 + 1 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134621177) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266854 + ... + 267357.

Almost surely, 2^134621172 is an apocalyptic number.

134621172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134621172 is an abundant number, since it is smaller than the sum of its proper divisors (254285164).

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

134621172 is a wasteful number, since it uses less digits than its factorization.

134621172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534228 (or 534223 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 134621172 is about 11602.6364245373. The cubic root of 134621172 is about 512.5124924181.

The spelling of 134621172 in words is "one hundred thirty-four million, six hundred twenty-one thousand, one hundred seventy-two".