13279316 has 6 divisors (see below), whose sum is σ = 23238810. Its totient is φ = 6639656.

The previous prime is 13279297. The next prime is 13279351. The reversal of 13279316 is 61397231.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12931216 + 348100 = 3596^2 + 590^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1659911 + ... + 1659918.

It is an arithmetic number, because the mean of its divisors is an integer number (3873135).

Almost surely, 2^13279316 is an apocalyptic number.

It is an amenable number.

13279316 is a deficient number, since it is larger than the sum of its proper divisors (9959494).

13279316 is a wasteful number, since it uses less digits than its factorization.

13279316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3319833 (or 3319831 counting only the distinct ones).

The product of its digits is 6804, while the sum is 32.

The square root of 13279316 is about 3644.0795820070. The cubic root of 13279316 is about 236.8055637313.

The spelling of 13279316 in words is "thirteen million, two hundred seventy-nine thousand, three hundred sixteen".