13454843 has 2 divisors, whose sum is σ = 13454844. Its totient is φ = 13454842.

The previous prime is 13454809. The next prime is 13454863. The reversal of 13454843 is 34845431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13454843 - 2¹⁶ = 13389307 is a prime.

It is not a weakly prime, because it can be changed into another prime (13454863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6727421 + 6727422.

It is an arithmetic number, because the mean of its divisors is an integer number (6727422).

Almost surely, 2^13454843 is an apocalyptic number.

13454843 is a deficient number, since it is larger than the sum of its proper divisors (1).

13454843 is an equidigital number, since it uses as much as digits as its factorization.

13454843 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 32.

The square root of 13454843 is about 3668.0843774374. The cubic root of 13454843 is about 237.8443713397.

The spelling of 13454843 in words is "thirteen million, four hundred fifty-four thousand, eight hundred forty-three".