13441661 has 8 divisors (see below), whose sum is σ = 13646880. Its totient is φ = 13238128.

The previous prime is 13441657. The next prime is 13441723. The reversal of 13441661 is 16614431.

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 13441661 - 2² = 13441657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13441661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13441621) 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, 28550 + ... + 29016.

It is an arithmetic number, because the mean of its divisors is an integer number (1705860).

Almost surely, 2^13441661 is an apocalyptic number.

It is an amenable number.

13441661 is a deficient number, since it is larger than the sum of its proper divisors (205219).

13441661 is a wasteful number, since it uses less digits than its factorization.

13441661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843.

The product of its digits is 1728, while the sum is 26.

The square root of 13441661 is about 3666.2870864132. The cubic root of 13441661 is about 237.7666722054.

The spelling of 13441661 in words is "thirteen million, four hundred forty-one thousand, six hundred sixty-one".