13456136 has 8 divisors (see below), whose sum is σ = 25230270. Its totient is φ = 6728064.

The previous prime is 13456109. The next prime is 13456151. The reversal of 13456136 is 63165431.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7236100 + 6220036 = 2690^2 + 2494^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 13456099 and 13456108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 841001 + ... + 841016.

Almost surely, 2^13456136 is an apocalyptic number.

It is an amenable number.

13456136 is a deficient number, since it is larger than the sum of its proper divisors (11774134).

13456136 is a wasteful number, since it uses less digits than its factorization.

13456136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1682023 (or 1682019 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 13456136 is about 3668.2606232382. The cubic root of 13456136 is about 237.8519899823.

The spelling of 13456136 in words is "thirteen million, four hundred fifty-six thousand, one hundred thirty-six".