13463999 has 2 divisors, whose sum is σ = 13464000. Its totient is φ = 13463998.

The previous prime is 13463987. The next prime is 13464023. The reversal of 13463999 is 99936431.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13463999 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13463929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6731999 + 6732000.

It is an arithmetic number, because the mean of its divisors is an integer number (6732000).

Almost surely, 2^13463999 is an apocalyptic number.

13463999 is a deficient number, since it is larger than the sum of its proper divisors (1).

13463999 is an equidigital number, since it uses as much as digits as its factorization.

13463999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157464, while the sum is 44.

The square root of 13463999 is about 3669.3322280764. The cubic root of 13463999 is about 237.8983100163.

The spelling of 13463999 in words is "thirteen million, four hundred sixty-three thousand, nine hundred ninety-nine".