13749755 has 8 divisors (see below), whose sum is σ = 16945872. Its totient is φ = 10702368.

The previous prime is 13749733. The next prime is 13749761. The reversal of 13749755 is 55794731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13749755 - 2⁶ = 13749691 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36977 + ... + 37346.

It is an arithmetic number, because the mean of its divisors is an integer number (2118234).

Almost surely, 2^13749755 is an apocalyptic number.

13749755 is a deficient number, since it is larger than the sum of its proper divisors (3196117).

13749755 is an equidigital number, since it uses as much as digits as its factorization.

13749755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74365.

The product of its digits is 132300, while the sum is 41.

The square root of 13749755 is about 3708.0662076074. The cubic root of 13749755 is about 239.5695699382.

The spelling of 13749755 in words is "thirteen million, seven hundred forty-nine thousand, seven hundred fifty-five".