705374429 has 2 divisors, whose sum is σ = 705374430. Its totient is φ = 705374428.

The previous prime is 705374407. The next prime is 705374431. The reversal of 705374429 is 924473507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 691795204 + 13579225 = 26302^2 + 3685^2 .

It is an emirp because it is prime and its reverse (924473507) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 705374429 - 2¹² = 705370333 is a prime.

Together with 705374431, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (705374479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352687214 + 352687215.

It is an arithmetic number, because the mean of its divisors is an integer number (352687215).

Almost surely, 2^705374429 is an apocalyptic number.

It is an amenable number.

705374429 is a deficient number, since it is larger than the sum of its proper divisors (1).

705374429 is an equidigital number, since it uses as much as digits as its factorization.

705374429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 705374429 is about 26558.8860647430. The cubic root of 705374429 is about 890.1705808626.

The spelling of 705374429 in words is "seven hundred five million, three hundred seventy-four thousand, four hundred twenty-nine".