13142299 has 2 divisors, whose sum is σ = 13142300. Its totient is φ = 13142298.

The previous prime is 13142279. The next prime is 13142321. The reversal of 13142299 is 99224131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13142299 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13142299.

It is not a weakly prime, because it can be changed into another prime (13142279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6571149 + 6571150.

It is an arithmetic number, because the mean of its divisors is an integer number (6571150).

Almost surely, 2^13142299 is an apocalyptic number.

13142299 is a deficient number, since it is larger than the sum of its proper divisors (1).

13142299 is an equidigital number, since it uses as much as digits as its factorization.

13142299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 13142299 is about 3625.2308891986. The cubic root of 13142299 is about 235.9882870276.

The spelling of 13142299 in words is "thirteen million, one hundred forty-two thousand, two hundred ninety-nine".