714597721 has 2 divisors, whose sum is σ = 714597722. Its totient is φ = 714597720.

The previous prime is 714597691. The next prime is 714597727. The reversal of 714597721 is 127795417.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 367297225 + 347300496 = 19165^2 + 18636^2 .

It is a cyclic number.

It is not a de Polignac number, because 714597721 - 2¹³ = 714589529 is a prime.

It is not a weakly prime, because it can be changed into another prime (714597727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357298860 + 357298861.

It is an arithmetic number, because the mean of its divisors is an integer number (357298861).

Almost surely, 2^714597721 is an apocalyptic number.

It is an amenable number.

714597721 is a deficient number, since it is larger than the sum of its proper divisors (1).

714597721 is an equidigital number, since it uses as much as digits as its factorization.

714597721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 123480, while the sum is 43.

The square root of 714597721 is about 26731.9606650915. The cubic root of 714597721 is about 894.0336713058.

The spelling of 714597721 in words is "seven hundred fourteen million, five hundred ninety-seven thousand, seven hundred twenty-one".