13156043 has 2 divisors, whose sum is σ = 13156044. Its totient is φ = 13156042.

The previous prime is 13156027. The next prime is 13156063. The reversal of 13156043 is 34065131.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (34065131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13156043 - 2⁴ = 13156027 is a prime.

It is not a weakly prime, because it can be changed into another prime (13156063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6578021 + 6578022.

It is an arithmetic number, because the mean of its divisors is an integer number (6578022).

Almost surely, 2^13156043 is an apocalyptic number.

13156043 is a deficient number, since it is larger than the sum of its proper divisors (1).

13156043 is an equidigital number, since it uses as much as digits as its factorization.

13156043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 13156043 is about 3627.1259972601. The cubic root of 13156043 is about 236.0705225896.

The spelling of 13156043 in words is "thirteen million, one hundred fifty-six thousand, forty-three".