706971229 has 2 divisors, whose sum is σ = 706971230. Its totient is φ = 706971228.

The previous prime is 706971191. The next prime is 706971253. The reversal of 706971229 is 922179607.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 698386329 + 8584900 = 26427^2 + 2930^2 .

It is a cyclic number.

It is not a de Polignac number, because 706971229 - 2¹¹ = 706969181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (706971259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353485614 + 353485615.

It is an arithmetic number, because the mean of its divisors is an integer number (353485615).

Almost surely, 2^706971229 is an apocalyptic number.

It is an amenable number.

706971229 is a deficient number, since it is larger than the sum of its proper divisors (1).

706971229 is an equidigital number, since it uses as much as digits as its factorization.

706971229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 706971229 is about 26588.9305727026. The cubic root of 706971229 is about 890.8417861512.

The spelling of 706971229 in words is "seven hundred six million, nine hundred seventy-one thousand, two hundred twenty-nine".