135403415 has 24 divisors (see below), whose sum is σ = 197238240. Its totient is φ = 88807488.

The previous prime is 135403409. The next prime is 135403423. The reversal of 135403415 is 514304531.

It is not a de Polignac number, because 135403415 - 2⁴ = 135403399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6380 + ... + 17649.

It is an arithmetic number, because the mean of its divisors is an integer number (8218260).

Almost surely, 2^135403415 is an apocalyptic number.

135403415 is a deficient number, since it is larger than the sum of its proper divisors (61834825).

135403415 is a wasteful number, since it uses less digits than its factorization.

135403415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24071 (or 24064 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 135403415 is about 11636.2973062740. The cubic root of 135403415 is about 513.5032610065.

Adding to 135403415 its reverse (514304531), we get a palindrome (649707946).

The spelling of 135403415 in words is "one hundred thirty-five million, four hundred three thousand, four hundred fifteen".