134538145 has 32 divisors (see below), whose sum is σ = 195148800. Its totient is φ = 86982336.

The previous prime is 134538101. The next prime is 134538149. The reversal of 134538145 is 541835431.

It is not a de Polignac number, because 134538145 - 2¹¹ = 134536097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134538145.

It is not an unprimeable number, because it can be changed into a prime (134538149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203826 + ... + 204484.

It is an arithmetic number, because the mean of its divisors is an integer number (6098400).

Almost surely, 2^134538145 is an apocalyptic number.

It is an amenable number.

134538145 is a deficient number, since it is larger than the sum of its proper divisors (60610655).

134538145 is a wasteful number, since it uses less digits than its factorization.

134538145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997.

The product of its digits is 28800, while the sum is 34.

The square root of 134538145 is about 11599.0579358843. The cubic root of 134538145 is about 512.4071074947.

The spelling of 134538145 in words is "one hundred thirty-four million, five hundred thirty-eight thousand, one hundred forty-five".