13135669 has 8 divisors (see below), whose sum is σ = 13892000. Its totient is φ = 12385872.

The previous prime is 13135657. The next prime is 13135673. The reversal of 13135669 is 96653131.

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

It is not a de Polignac number, because 13135669 - 2⁷ = 13135541 is a prime.

It is a super-2 number, since 2×13135669² = 345091600155122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13135649) by changing a digit.

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, 2842 + ... + 5860.

It is an arithmetic number, because the mean of its divisors is an integer number (1736500).

Almost surely, 2^13135669 is an apocalyptic number.

13135669 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13135669 is the 2093-rd hex number.

It is an amenable number.

13135669 is a deficient number, since it is larger than the sum of its proper divisors (756331).

13135669 is a wasteful number, since it uses less digits than its factorization.

13135669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3267.

The product of its digits is 14580, while the sum is 34.

The square root of 13135669 is about 3624.3163493271. The cubic root of 13135669 is about 235.9485967238.

The spelling of 13135669 in words is "thirteen million, one hundred thirty-five thousand, six hundred sixty-nine".