70166713 has 2 divisors, whose sum is σ = 70166714. Its totient is φ = 70166712.

The previous prime is 70166711. The next prime is 70166741. The reversal of 70166713 is 31766107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63154809 + 7011904 = 7947^2 + 2648^2 .

It is a cyclic number.

It is not a de Polignac number, because 70166713 - 2¹ = 70166711 is a prime.

It is a super-2 number, since 2×70166713² = 9846735226448738, which contains 22 as substring.

Together with 70166711, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (70166711) 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, 35083356 + 35083357.

It is an arithmetic number, because the mean of its divisors is an integer number (35083357).

Almost surely, 2^70166713 is an apocalyptic number.

It is an amenable number.

70166713 is a deficient number, since it is larger than the sum of its proper divisors (1).

70166713 is an equidigital number, since it uses as much as digits as its factorization.

70166713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 70166713 is about 8376.5573477414. The cubic root of 70166713 is about 412.4554476523.

The spelling of 70166713 in words is "seventy million, one hundred sixty-six thousand, seven hundred thirteen".