12659755 has 4 divisors (see below), whose sum is σ = 15191712. Its totient is φ = 10127800.

The previous prime is 12659723. The next prime is 12659767. The reversal of 12659755 is 55795621.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12659755 - 2⁵ = 12659723 is a prime.

It is a Duffinian number.

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, 1265971 + ... + 1265980.

It is an arithmetic number, because the mean of its divisors is an integer number (3797928).

Almost surely, 2^12659755 is an apocalyptic number.

12659755 is a deficient number, since it is larger than the sum of its proper divisors (2531957).

12659755 is an equidigital number, since it uses as much as digits as its factorization.

12659755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531956.

The product of its digits is 94500, while the sum is 40.

The square root of 12659755 is about 3558.0549461749. The cubic root of 12659755 is about 233.0639487509.

The spelling of 12659755 in words is "twelve million, six hundred fifty-nine thousand, seven hundred fifty-five".