13365698 has 4 divisors (see below), whose sum is σ = 20048550. Its totient is φ = 6682848.

The previous prime is 13365697. The next prime is 13365761. The reversal of 13365698 is 89656331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89656331 = 389 ⋅230479.

It can be written as a sum of positive squares in only one way, i.e., 13271449 + 94249 = 3643^2 + 307^2 .

It is not an unprimeable number, because it can be changed into a prime (13365697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3341423 + ... + 3341426.

Almost surely, 2^13365698 is an apocalyptic number.

13365698 is a deficient number, since it is larger than the sum of its proper divisors (6682852).

13365698 is an equidigital number, since it uses as much as digits as its factorization.

13365698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6682851.

The product of its digits is 116640, while the sum is 41.

The square root of 13365698 is about 3655.9127451295. The cubic root of 13365698 is about 237.3179280459.

The spelling of 13365698 in words is "thirteen million, three hundred sixty-five thousand, six hundred ninety-eight".