629743145 has 16 divisors (see below), whose sum is σ = 801159168. Its totient is φ = 474361920.

The previous prime is 629743123. The next prime is 629743183. The reversal of 629743145 is 541347926.

It is not a de Polignac number, because 629743145 - 2¹⁰ = 629742121 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 49169 + ... + 60638.

It is an arithmetic number, because the mean of its divisors is an integer number (50072448).

Almost surely, 2^629743145 is an apocalyptic number.

It is an amenable number.

629743145 is a deficient number, since it is larger than the sum of its proper divisors (171416023).

629743145 is a wasteful number, since it uses less digits than its factorization.

629743145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109880.

The product of its digits is 181440, while the sum is 41.

The square root of 629743145 is about 25094.6836003166. The cubic root of 629743145 is about 857.1453686897.

The spelling of 629743145 in words is "six hundred twenty-nine million, seven hundred forty-three thousand, one hundred forty-five".