13743775 has 6 divisors (see below), whose sum is σ = 17042312. Its totient is φ = 10995000.

The previous prime is 13743731. The next prime is 13743781. The reversal of 13743775 is 57734731.

It is not a de Polignac number, because 13743775 - 2⁹ = 13743263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 274851 + ... + 274900.

Almost surely, 2^13743775 is an apocalyptic number.

13743775 is a deficient number, since it is larger than the sum of its proper divisors (3298537).

13743775 is an equidigital number, since it uses as much as digits as its factorization.

13743775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549761 (or 549756 counting only the distinct ones).

The product of its digits is 61740, while the sum is 37.

The square root of 13743775 is about 3707.2597696951. The cubic root of 13743775 is about 239.5348339551.

The spelling of 13743775 in words is "thirteen million, seven hundred forty-three thousand, seven hundred seventy-five".