702106129 has 2 divisors, whose sum is σ = 702106130. Its totient is φ = 702106128.

The previous prime is 702106127. The next prime is 702106147. The reversal of 702106129 is 921601207.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 701985025 + 121104 = 26495^2 + 348^2 .

It is a cyclic number.

It is not a de Polignac number, because 702106129 - 2¹ = 702106127 is a prime.

Together with 702106127, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 702106097 and 702106106.

It is not a weakly prime, because it can be changed into another prime (702106121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 351053064 + 351053065.

It is an arithmetic number, because the mean of its divisors is an integer number (351053065).

Almost surely, 2^702106129 is an apocalyptic number.

It is an amenable number.

702106129 is a deficient number, since it is larger than the sum of its proper divisors (1).

702106129 is an equidigital number, since it uses as much as digits as its factorization.

702106129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 702106129 is about 26497.2853137826. The cubic root of 702106129 is about 888.7936055511.

The spelling of 702106129 in words is "seven hundred two million, one hundred six thousand, one hundred twenty-nine".