13552505 has 8 divisors (see below), whose sum is σ = 16285632. Its totient is φ = 10826928.

The previous prime is 13552501. The next prime is 13552507. The reversal of 13552505 is 50525531.

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 13552505 - 2² = 13552501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13552501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3434 + ... + 6236.

It is an arithmetic number, because the mean of its divisors is an integer number (2035704).

Almost surely, 2^13552505 is an apocalyptic number.

It is an amenable number.

13552505 is a deficient number, since it is larger than the sum of its proper divisors (2733127).

13552505 is an equidigital number, since it uses as much as digits as its factorization.

13552505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3775.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 13552505 is about 3681.3727059346. The cubic root of 13552505 is about 238.4184491769.

The spelling of 13552505 in words is "thirteen million, five hundred fifty-two thousand, five hundred five".