674333129 has 2 divisors, whose sum is σ = 674333130. Its totient is φ = 674333128.

The previous prime is 674333089. The next prime is 674333189. The reversal of 674333129 is 921333476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 670810000 + 3523129 = 25900^2 + 1877^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674333129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 674333092 and 674333101.

It is not a weakly prime, because it can be changed into another prime (674333189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337166564 + 337166565.

It is an arithmetic number, because the mean of its divisors is an integer number (337166565).

Almost surely, 2^674333129 is an apocalyptic number.

It is an amenable number.

674333129 is a deficient number, since it is larger than the sum of its proper divisors (1).

674333129 is an equidigital number, since it uses as much as digits as its factorization.

674333129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 38.

The square root of 674333129 is about 25967.9250037426. The cubic root of 674333129 is about 876.9163458877.

The spelling of 674333129 in words is "six hundred seventy-four million, three hundred thirty-three thousand, one hundred twenty-nine".