13441564 has 6 divisors (see below), whose sum is σ = 23522744. Its totient is φ = 6720780.

The previous prime is 13441523. The next prime is 13441583. The reversal of 13441564 is 46514431.

13441564 = T₂₉₉₂ + T₂₉₉₃ + T₂₉₉₄.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1680192 + ... + 1680199.

Almost surely, 2^13441564 is an apocalyptic number.

13441564 is the 2994-th centered triangular number.

It is an amenable number.

13441564 is a deficient number, since it is larger than the sum of its proper divisors (10081180).

13441564 is a wasteful number, since it uses less digits than its factorization.

13441564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3360395 (or 3360393 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 13441564 is about 3666.2738577471. The cubic root of 13441564 is about 237.7661002666.

Adding to 13441564 its reverse (46514431), we get a palindrome (59955995).

The spelling of 13441564 in words is "thirteen million, four hundred forty-one thousand, five hundred sixty-four".