147312299 has 2 divisors, whose sum is σ = 147312300. Its totient is φ = 147312298.

The previous prime is 147312289. The next prime is 147312311. The reversal of 147312299 is 992213741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 147312299 - 2⁸ = 147312043 is a prime.

It is not a weakly prime, because it can be changed into another prime (147312289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73656149 + 73656150.

It is an arithmetic number, because the mean of its divisors is an integer number (73656150).

Almost surely, 2^147312299 is an apocalyptic number.

147312299 is a deficient number, since it is larger than the sum of its proper divisors (1).

147312299 is an equidigital number, since it uses as much as digits as its factorization.

147312299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 38.

The square root of 147312299 is about 12137.2278136319. The cubic root of 147312299 is about 528.1366857538.

The spelling of 147312299 in words is "one hundred forty-seven million, three hundred twelve thousand, two hundred ninety-nine".