13750136 has 16 divisors (see below), whose sum is σ = 26902800. Its totient is φ = 6576064.

The previous prime is 13750133. The next prime is 13750141. The reversal of 13750136 is 63105731.

It is a happy number.

13750136 is nontrivially palindromic in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13750133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37181 + ... + 37548.

It is an arithmetic number, because the mean of its divisors is an integer number (1681425).

Almost surely, 2^13750136 is an apocalyptic number.

It is an amenable number.

13750136 is a deficient number, since it is larger than the sum of its proper divisors (13152664).

13750136 is a wasteful number, since it uses less digits than its factorization.

13750136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74758 (or 74754 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 13750136 is about 3708.1175817387. The cubic root of 13750136 is about 239.5717827088.

Adding to 13750136 its reverse (63105731), we get a palindrome (76855867).

The spelling of 13750136 in words is "thirteen million, seven hundred fifty thousand, one hundred thirty-six".