13665098 has 16 divisors (see below), whose sum is σ = 21058920. Its totient is φ = 6648000.

The previous prime is 13665083. The next prime is 13665101. The reversal of 13665098 is 89056631.

It can be written as a sum of positive squares in 4 ways, for example, as 7579009 + 6086089 = 2753^2 + 2467^2 .

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, 11768 + ... + 12876.

Almost surely, 2^13665098 is an apocalyptic number.

13665098 is a deficient number, since it is larger than the sum of its proper divisors (7393822).

13665098 is a wasteful number, since it uses less digits than its factorization.

13665098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 13665098 is about 3696.6333331830. The cubic root of 13665098 is about 239.0768821826.

The spelling of 13665098 in words is "thirteen million, six hundred sixty-five thousand, ninety-eight".