13657043 has 2 divisors, whose sum is σ = 13657044. Its totient is φ = 13657042.

The previous prime is 13657031. The next prime is 13657051. The reversal of 13657043 is 34075631.

13657043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13657043 - 2⁸ = 13656787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13656997 and 13657015.

It is not a weakly prime, because it can be changed into another prime (13657003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6828521 + 6828522.

It is an arithmetic number, because the mean of its divisors is an integer number (6828522).

Almost surely, 2^13657043 is an apocalyptic number.

13657043 is a deficient number, since it is larger than the sum of its proper divisors (1).

13657043 is an equidigital number, since it uses as much as digits as its factorization.

13657043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 13657043 is about 3695.5436677166. The cubic root of 13657043 is about 239.0298976971.

The spelling of 13657043 in words is "thirteen million, six hundred fifty-seven thousand, forty-three".