135415331 has 8 divisors (see below), whose sum is σ = 136500000. Its totient is φ = 134334720.

The previous prime is 135415327. The next prime is 135415339. The reversal of 135415331 is 133514531.

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

It is a cyclic number.

It is not a de Polignac number, because 135415331 - 2² = 135415327 is a prime.

It is a super-2 number, since 2×135415331² = 36674623739679122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135415331.

It is not an unprimeable number, because it can be changed into a prime (135415339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107795 + ... + 109043.

It is an arithmetic number, because the mean of its divisors is an integer number (17062500).

Almost surely, 2^135415331 is an apocalyptic number.

135415331 is a deficient number, since it is larger than the sum of its proper divisors (1084669).

135415331 is a wasteful number, since it uses less digits than its factorization.

135415331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029.

The product of its digits is 2700, while the sum is 26.

The square root of 135415331 is about 11636.8093135533. The cubic root of 135415331 is about 513.5183239584.

Adding to 135415331 its reverse (133514531), we get a palindrome (268929862).

The spelling of 135415331 in words is "one hundred thirty-five million, four hundred fifteen thousand, three hundred thirty-one".