714285779 has 2 divisors, whose sum is σ = 714285780. Its totient is φ = 714285778.

The previous prime is 714285757. The next prime is 714285809. The reversal of 714285779 is 977582417.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-714285779 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (714285709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357142889 + 357142890.

It is an arithmetic number, because the mean of its divisors is an integer number (357142890).

Almost surely, 2^714285779 is an apocalyptic number.

714285779 is a deficient number, since it is larger than the sum of its proper divisors (1).

714285779 is an equidigital number, since it uses as much as digits as its factorization.

714285779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 987840, while the sum is 50.

The square root of 714285779 is about 26726.1254019358. The cubic root of 714285779 is about 893.9035620925.

The spelling of 714285779 in words is "seven hundred fourteen million, two hundred eighty-five thousand, seven hundred seventy-nine".