629745299 has 2 divisors, whose sum is σ = 629745300. Its totient is φ = 629745298.

The previous prime is 629745289. The next prime is 629745317. The reversal of 629745299 is 992547926.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 629745299 - 2²⁰ = 628696723 is a prime.

It is a super-2 number, since 2×629745299² = 793158283225198802, which contains 22 as substring.

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 629745299.

It is not a weakly prime, because it can be changed into another prime (629745239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314872649 + 314872650.

It is an arithmetic number, because the mean of its divisors is an integer number (314872650).

Almost surely, 2^629745299 is an apocalyptic number.

629745299 is a deficient number, since it is larger than the sum of its proper divisors (1).

629745299 is an equidigital number, since it uses as much as digits as its factorization.

629745299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 53.

The square root of 629745299 is about 25094.7265177367. The cubic root of 629745299 is about 857.1463459607.

The spelling of 629745299 in words is "six hundred twenty-nine million, seven hundred forty-five thousand, two hundred ninety-nine".