13135415 has 8 divisors (see below), whose sum is σ = 16447968. Its totient is φ = 10051360.

The previous prime is 13135399. The next prime is 13135433. The reversal of 13135415 is 51453131.

13135415 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13135415 - 2⁴ = 13135399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56996 + ... + 57225.

It is an arithmetic number, because the mean of its divisors is an integer number (2055996).

Almost surely, 2^13135415 is an apocalyptic number.

13135415 is a deficient number, since it is larger than the sum of its proper divisors (3312553).

13135415 is a wasteful number, since it uses less digits than its factorization.

13135415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114249.

The product of its digits is 900, while the sum is 23.

The square root of 13135415 is about 3624.2813080665. The cubic root of 13135415 is about 235.9470758945.

Adding to 13135415 its reverse (51453131), we get a palindrome (64588546).

The spelling of 13135415 in words is "thirteen million, one hundred thirty-five thousand, four hundred fifteen".