135402115 has 8 divisors (see below), whose sum is σ = 164091888. Its totient is φ = 107248800.

The previous prime is 135402107. The next prime is 135402143. The reversal of 135402115 is 511204531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135402115 - 2³ = 135402107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133557 + ... + 134566.

It is an arithmetic number, because the mean of its divisors is an integer number (20511486).

Almost surely, 2^135402115 is an apocalyptic number.

135402115 is a deficient number, since it is larger than the sum of its proper divisors (28689773).

135402115 is a wasteful number, since it uses less digits than its factorization.

135402115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268229.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 135402115 is about 11636.2414464465. The cubic root of 135402115 is about 513.5016176300.

Adding to 135402115 its reverse (511204531), we get a palindrome (646606646).

The spelling of 135402115 in words is "one hundred thirty-five million, four hundred two thousand, one hundred fifteen".