13552949 has 4 divisors (see below), whose sum is σ = 13782720. Its totient is φ = 13323180.

The previous prime is 13552933. The next prime is 13552963. The reversal of 13552949 is 94925531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13552949 - 2⁴ = 13552933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13552969) 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, 114797 + ... + 114914.

It is an arithmetic number, because the mean of its divisors is an integer number (3445680).

Almost surely, 2^13552949 is an apocalyptic number.

It is an amenable number.

13552949 is a deficient number, since it is larger than the sum of its proper divisors (229771).

13552949 is an equidigital number, since it uses as much as digits as its factorization.

13552949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229770.

The product of its digits is 48600, while the sum is 38.

The square root of 13552949 is about 3681.4330090333. The cubic root of 13552949 is about 238.4210527949.

The spelling of 13552949 in words is "thirteen million, five hundred fifty-two thousand, nine hundred forty-nine".