676401029 has 2 divisors, whose sum is σ = 676401030. Its totient is φ = 676401028.

The previous prime is 676400929. The next prime is 676401041. The reversal of 676401029 is 920104676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 676104004 + 297025 = 26002^2 + 545^2 .

It is a cyclic number.

It is not a de Polignac number, because 676401029 - 2⁸ = 676400773 is a prime.

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 676401029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (670401029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338200514 + 338200515.

It is an arithmetic number, because the mean of its divisors is an integer number (338200515).

Almost surely, 2^676401029 is an apocalyptic number.

It is an amenable number.

676401029 is a deficient number, since it is larger than the sum of its proper divisors (1).

676401029 is an equidigital number, since it uses as much as digits as its factorization.

676401029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 676401029 is about 26007.7109527155. The cubic root of 676401029 is about 877.8118107363.

The spelling of 676401029 in words is "six hundred seventy-six million, four hundred one thousand, twenty-nine".