13255706 has 4 divisors (see below), whose sum is σ = 19883562. Its totient is φ = 6627852.

The previous prime is 13255703. The next prime is 13255721. The reversal of 13255706 is 60755231.

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

It can be written as a sum of positive squares in only one way, i.e., 7924225 + 5331481 = 2815^2 + 2309^2 .

It is not an unprimeable number, because it can be changed into a prime (13255703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313925 + ... + 3313928.

Almost surely, 2^13255706 is an apocalyptic number.

13255706 is a deficient number, since it is larger than the sum of its proper divisors (6627856).

13255706 is an equidigital number, since it uses as much as digits as its factorization.

13255706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6627855.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 13255706 is about 3640.8386396543. The cubic root of 13255706 is about 236.6651374188.

The spelling of 13255706 in words is "thirteen million, two hundred fifty-five thousand, seven hundred six".