13698673 has 2 divisors, whose sum is σ = 13698674. Its totient is φ = 13698672.

The previous prime is 13698649. The next prime is 13698689. The reversal of 13698673 is 37689631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7661824 + 6036849 = 2768^2 + 2457^2 .

It is a cyclic number.

It is not a de Polignac number, because 13698673 - 2⁹ = 13698161 is a prime.

It is not a weakly prime, because it can be changed into another prime (13698173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6849336 + 6849337.

It is an arithmetic number, because the mean of its divisors is an integer number (6849337).

Almost surely, 2^13698673 is an apocalyptic number.

It is an amenable number.

13698673 is a deficient number, since it is larger than the sum of its proper divisors (1).

13698673 is an equidigital number, since it uses as much as digits as its factorization.

13698673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 163296, while the sum is 43.

The square root of 13698673 is about 3701.1718414578. The cubic root of 13698673 is about 239.2725251554.

The spelling of 13698673 in words is "thirteen million, six hundred ninety-eight thousand, six hundred seventy-three".