629383453 has 2 divisors, whose sum is σ = 629383454. Its totient is φ = 629383452.

The previous prime is 629383429. The next prime is 629383501. The reversal of 629383453 is 354383926.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 520661124 + 108722329 = 22818^2 + 10427^2 .

It is a cyclic number.

It is not a de Polignac number, because 629383453 - 2²¹ = 627286301 is a prime.

It is a super-2 number, since 2×629383453² = 792247061820406418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (629383423) 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, 314691726 + 314691727.

It is an arithmetic number, because the mean of its divisors is an integer number (314691727).

Almost surely, 2^629383453 is an apocalyptic number.

It is an amenable number.

629383453 is a deficient number, since it is larger than the sum of its proper divisors (1).

629383453 is an equidigital number, since it uses as much as digits as its factorization.

629383453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 43.

The square root of 629383453 is about 25087.5158794170. The cubic root of 629383453 is about 856.9821449732.

The spelling of 629383453 in words is "six hundred twenty-nine million, three hundred eighty-three thousand, four hundred fifty-three".