13456603 has 2 divisors, whose sum is σ = 13456604. Its totient is φ = 13456602.

The previous prime is 13456591. The next prime is 13456607. The reversal of 13456603 is 30665431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13456603 - 2¹⁷ = 13325531 is a prime.

It is not a weakly prime, because it can be changed into another prime (13456607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6728301 + 6728302.

It is an arithmetic number, because the mean of its divisors is an integer number (6728302).

Almost surely, 2^13456603 is an apocalyptic number.

13456603 is a deficient number, since it is larger than the sum of its proper divisors (1).

13456603 is an equidigital number, since it uses as much as digits as its factorization.

13456603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 13456603 is about 3668.3242768327. The cubic root of 13456603 is about 237.8547415298.

The spelling of 13456603 in words is "thirteen million, four hundred fifty-six thousand, six hundred three".