629953133 has 4 divisors (see below), whose sum is σ = 630009660. Its totient is φ = 629896608.

The previous prime is 629953127. The next prime is 629953217. The reversal of 629953133 is 331359926.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 237992329 + 391960804 = 15427^2 + 19798^2 .

It is a cyclic number.

It is not a de Polignac number, because 629953133 - 2¹⁰ = 629952109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (629953433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5360 + ... + 35897.

It is an arithmetic number, because the mean of its divisors is an integer number (157502415).

Almost surely, 2^629953133 is an apocalyptic number.

It is an amenable number.

629953133 is a deficient number, since it is larger than the sum of its proper divisors (56527).

629953133 is a wasteful number, since it uses less digits than its factorization.

629953133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56526.

The product of its digits is 131220, while the sum is 41.

The square root of 629953133 is about 25098.8671656710. The cubic root of 629953133 is about 857.2406298772.

The spelling of 629953133 in words is "six hundred twenty-nine million, nine hundred fifty-three thousand, one hundred thirty-three".