13573775 has 6 divisors (see below), whose sum is σ = 16831512. Its totient is φ = 10859000.

The previous prime is 13573759. The next prime is 13573793. The reversal of 13573775 is 57737531.

It is not a de Polignac number, because 13573775 - 2⁴ = 13573759 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, 271451 + ... + 271500.

It is an arithmetic number, because the mean of its divisors is an integer number (2805252).

Almost surely, 2^13573775 is an apocalyptic number.

13573775 is a deficient number, since it is larger than the sum of its proper divisors (3257737).

13573775 is an equidigital number, since it uses as much as digits as its factorization.

13573775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542961 (or 542956 counting only the distinct ones).

The product of its digits is 77175, while the sum is 38.

The square root of 13573775 is about 3684.2604413912. The cubic root of 13573775 is about 238.5431127169.

The spelling of 13573775 in words is "thirteen million, five hundred seventy-three thousand, seven hundred seventy-five".