679168741 has 2 divisors, whose sum is σ = 679168742. Its totient is φ = 679168740.

The previous prime is 679168709. The next prime is 679168769. The reversal of 679168741 is 147861976.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 671069025 + 8099716 = 25905^2 + 2846^2 .

It is a cyclic number.

It is not a de Polignac number, because 679168741 - 2⁵ = 679168709 is a prime.

It is a super-2 number, since 2×679168741² = 922540357503050162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679168141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339584370 + 339584371.

It is an arithmetic number, because the mean of its divisors is an integer number (339584371).

Almost surely, 2^679168741 is an apocalyptic number.

It is an amenable number.

679168741 is a deficient number, since it is larger than the sum of its proper divisors (1).

679168741 is an equidigital number, since it uses as much as digits as its factorization.

679168741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 49.

The square root of 679168741 is about 26060.8660830756. The cubic root of 679168741 is about 879.0074643778.

The spelling of 679168741 in words is "six hundred seventy-nine million, one hundred sixty-eight thousand, seven hundred forty-one".