715430129 has 2 divisors, whose sum is σ = 715430130. Its totient is φ = 715430128.

The previous prime is 715430077. The next prime is 715430147. The reversal of 715430129 is 921034517.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 438274225 + 277155904 = 20935^2 + 16648^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-715430129 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 715430095 and 715430104.

It is not a weakly prime, because it can be changed into another prime (715430929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357715064 + 357715065.

It is an arithmetic number, because the mean of its divisors is an integer number (357715065).

Almost surely, 2^715430129 is an apocalyptic number.

It is an amenable number.

715430129 is a deficient number, since it is larger than the sum of its proper divisors (1).

715430129 is an equidigital number, since it uses as much as digits as its factorization.

715430129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 715430129 is about 26747.5256612644. The cubic root of 715430129 is about 894.3806786646.

The spelling of 715430129 in words is "seven hundred fifteen million, four hundred thirty thousand, one hundred twenty-nine".