709742291 has 2 divisors, whose sum is σ = 709742292. Its totient is φ = 709742290.

The previous prime is 709742269. The next prime is 709742311. The reversal of 709742291 is 192247907.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 709742291 - 2⁶ = 709742227 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (709742191) 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, 354871145 + 354871146.

It is an arithmetic number, because the mean of its divisors is an integer number (354871146).

Almost surely, 2^709742291 is an apocalyptic number.

709742291 is a deficient number, since it is larger than the sum of its proper divisors (1).

709742291 is an equidigital number, since it uses as much as digits as its factorization.

709742291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 709742291 is about 26640.9889268398. The cubic root of 709742291 is about 892.0041906102.

The spelling of 709742291 in words is "seven hundred nine million, seven hundred forty-two thousand, two hundred ninety-one".