13735144 has 8 divisors (see below), whose sum is σ = 25753410. Its totient is φ = 6867568.

The previous prime is 13735097. The next prime is 13735159. The reversal of 13735144 is 44153731.

It can be written as a sum of positive squares in only one way, i.e., 13410244 + 324900 = 3662^2 + 570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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, 858439 + ... + 858454.

Almost surely, 2^13735144 is an apocalyptic number.

It is an amenable number.

13735144 is a deficient number, since it is larger than the sum of its proper divisors (12018266).

13735144 is a wasteful number, since it uses less digits than its factorization.

13735144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716899 (or 1716895 counting only the distinct ones).

The product of its digits is 5040, while the sum is 28.

The square root of 13735144 is about 3706.0955195461. The cubic root of 13735144 is about 239.4846813569.

Adding to 13735144 its reverse (44153731), we get a palindrome (57888875).

The spelling of 13735144 in words is "thirteen million, seven hundred thirty-five thousand, one hundred forty-four".