13564461 has 8 divisors (see below), whose sum is σ = 19037920. Its totient is φ = 8566992.

The previous prime is 13564433. The next prime is 13564471. The reversal of 13564461 is 16446531.

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

It is not a de Polignac number, because 13564461 - 2⁵ = 13564429 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 (13564471) 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, 118930 + ... + 119043.

It is an arithmetic number, because the mean of its divisors is an integer number (2379740).

Almost surely, 2^13564461 is an apocalyptic number.

It is an amenable number.

13564461 is a deficient number, since it is larger than the sum of its proper divisors (5473459).

13564461 is a wasteful number, since it uses less digits than its factorization.

13564461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237995.

The product of its digits is 8640, while the sum is 30.

The square root of 13564461 is about 3682.9961987491. The cubic root of 13564461 is about 238.4885393717.

The spelling of 13564461 in words is "thirteen million, five hundred sixty-four thousand, four hundred sixty-one".