134332521 has 16 divisors (see below), whose sum is σ = 192481344. Its totient is φ = 83026944.

The previous prime is 134332511. The next prime is 134332531. The reversal of 134332521 is 125233431.

It is an interprime number because it is at equal distance from previous prime (134332511) and next prime (134332531).

It is not a de Polignac number, because 134332521 - 2¹³ = 134324329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134332491 and 134332500.

It is not an unprimeable number, because it can be changed into a prime (134332511) 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, 16240 + ... + 23073.

It is an arithmetic number, because the mean of its divisors is an integer number (12030084).

Almost surely, 2^134332521 is an apocalyptic number.

It is an amenable number.

134332521 is a deficient number, since it is larger than the sum of its proper divisors (58148823).

134332521 is a wasteful number, since it uses less digits than its factorization.

134332521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39400.

The product of its digits is 2160, while the sum is 24.

The square root of 134332521 is about 11590.1907231935. The cubic root of 134332521 is about 512.1459252536.

Adding to 134332521 its reverse (125233431), we get a palindrome (259565952).

The spelling of 134332521 in words is "one hundred thirty-four million, three hundred thirty-two thousand, five hundred twenty-one".