13613548 has 12 divisors (see below), whose sum is σ = 25656400. Its totient is φ = 6283152.

The previous prime is 13613533. The next prime is 13613563. The reversal of 13613548 is 84531631.

It is an interprime number because it is at equal distance from previous prime (13613533) and next prime (13613563).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130848 + ... + 130951.

Almost surely, 2^13613548 is an apocalyptic number.

It is an amenable number.

13613548 is a deficient number, since it is larger than the sum of its proper divisors (12042852).

13613548 is a wasteful number, since it uses less digits than its factorization.

13613548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261816 (or 261814 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 13613548 is about 3689.6541843376. The cubic root of 13613548 is about 238.7758734055.

It can be divided in two parts, 13613 and 548, that added together give a square (14161 = 119²).

The spelling of 13613548 in words is "thirteen million, six hundred thirteen thousand, five hundred forty-eight".