13702643 has 2 divisors, whose sum is σ = 13702644. Its totient is φ = 13702642.

The previous prime is 13702631. The next prime is 13702649. The reversal of 13702643 is 34620731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13702643 - 2¹⁰ = 13701619 is a prime.

It is not a weakly prime, because it can be changed into another prime (13702649) 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, 6851321 + 6851322.

It is an arithmetic number, because the mean of its divisors is an integer number (6851322).

Almost surely, 2^13702643 is an apocalyptic number.

13702643 is a deficient number, since it is larger than the sum of its proper divisors (1).

13702643 is an equidigital number, since it uses as much as digits as its factorization.

13702643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 13702643 is about 3701.7081192336. The cubic root of 13702643 is about 239.2956373740.

The spelling of 13702643 in words is "thirteen million, seven hundred two thousand, six hundred forty-three".