13755513 has 8 divisors (see below), whose sum is σ = 18361728. Its totient is φ = 9159824.

The previous prime is 13755509. The next prime is 13755523. The reversal of 13755513 is 31555731.

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

It is a cyclic number.

It is not a de Polignac number, because 13755513 - 2² = 13755509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13755523) 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, 1231 + ... + 5387.

It is an arithmetic number, because the mean of its divisors is an integer number (2295216).

Almost surely, 2^13755513 is an apocalyptic number.

It is an amenable number.

13755513 is a deficient number, since it is larger than the sum of its proper divisors (4606215).

13755513 is a wasteful number, since it uses less digits than its factorization.

13755513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5263.

The product of its digits is 7875, while the sum is 30.

The square root of 13755513 is about 3708.8425418181. The cubic root of 13755513 is about 239.6030068751.

The spelling of 13755513 in words is "thirteen million, seven hundred fifty-five thousand, five hundred thirteen".