13136564 has 24 divisors (see below), whose sum is σ = 26916288. Its totient is φ = 5492160.

The previous prime is 13136561. The next prime is 13136567. The reversal of 13136564 is 46563131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13136561) and next prime (13136567).

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13136561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4574 + ... + 6869.

It is an arithmetic number, because the mean of its divisors is an integer number (1121512).

Almost surely, 2^13136564 is an apocalyptic number.

13136564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13136564 is an abundant number, since it is smaller than the sum of its proper divisors (13779724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13136564 is a wasteful number, since it uses less digits than its factorization.

13136564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11495 (or 11493 counting only the distinct ones).

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

The square root of 13136564 is about 3624.4398187858. The cubic root of 13136564 is about 235.9539553951.

Adding to 13136564 its reverse (46563131), we get a palindrome (59699695).

The spelling of 13136564 in words is "thirteen million, one hundred thirty-six thousand, five hundred sixty-four".