673030571 has 2 divisors, whose sum is σ = 673030572. Its totient is φ = 673030570.

The previous prime is 673030499. The next prime is 673030573. The reversal of 673030571 is 175030376.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673030571 is a prime.

Together with 673030573, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (673030573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336515285 + 336515286.

It is an arithmetic number, because the mean of its divisors is an integer number (336515286).

Almost surely, 2^673030571 is an apocalyptic number.

673030571 is a deficient number, since it is larger than the sum of its proper divisors (1).

673030571 is an equidigital number, since it uses as much as digits as its factorization.

673030571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13230, while the sum is 32.

The square root of 673030571 is about 25942.8327481792. The cubic root of 673030571 is about 876.3513577542.

It can be divided in two parts, 6730305 and 71, that added together give a palindrome (6730376).

The spelling of 673030571 in words is "six hundred seventy-three million, thirty thousand, five hundred seventy-one".