679914101 has 2 divisors, whose sum is σ = 679914102. Its totient is φ = 679914100.

The previous prime is 679914097. The next prime is 679914119. The reversal of 679914101 is 101419976.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 450543076 + 229371025 = 21226^2 + 15145^2 .

It is a cyclic number.

It is not a de Polignac number, because 679914101 - 2² = 679914097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679914161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339957050 + 339957051.

It is an arithmetic number, because the mean of its divisors is an integer number (339957051).

Almost surely, 2^679914101 is an apocalyptic number.

It is an amenable number.

679914101 is a deficient number, since it is larger than the sum of its proper divisors (1).

679914101 is an equidigital number, since it uses as much as digits as its factorization.

679914101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 679914101 is about 26075.1625306536. The cubic root of 679914101 is about 879.3289051006.

The spelling of 679914101 in words is "six hundred seventy-nine million, nine hundred fourteen thousand, one hundred one".