135432115 has 32 divisors (see below), whose sum is σ = 211800960. Its totient is φ = 80676864.

The previous prime is 135432109. The next prime is 135432151. The reversal of 135432115 is 511234531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135432115 - 2¹³ = 135423923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135432115.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1020 + ... + 16489.

It is an arithmetic number, because the mean of its divisors is an integer number (6618780).

Almost surely, 2^135432115 is an apocalyptic number.

135432115 is a deficient number, since it is larger than the sum of its proper divisors (76368845).

135432115 is a wasteful number, since it uses less digits than its factorization.

135432115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17551.

The product of its digits is 1800, while the sum is 25.

The square root of 135432115 is about 11637.5304510880. The cubic root of 135432115 is about 513.5395390242.

Adding to 135432115 its reverse (511234531), we get a palindrome (646666646).

The spelling of 135432115 in words is "one hundred thirty-five million, four hundred thirty-two thousand, one hundred fifteen".