70009601 has 2 divisors, whose sum is σ = 70009602. Its totient is φ = 70009600.

The previous prime is 70009529. The next prime is 70009607. The reversal of 70009601 is 10690007.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69739201 + 270400 = 8351^2 + 520^2 .

It is an emirp because it is prime and its reverse (10690007) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70009601 - 2¹⁰ = 70008577 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (70009607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35004800 + 35004801.

It is an arithmetic number, because the mean of its divisors is an integer number (35004801).

Almost surely, 2^70009601 is an apocalyptic number.

It is an amenable number.

70009601 is a deficient number, since it is larger than the sum of its proper divisors (1).

70009601 is an equidigital number, since it uses as much as digits as its factorization.

70009601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 70009601 is about 8367.1740151619. The cubic root of 70009601 is about 412.1473712434.

Adding to 70009601 its reverse (10690007), we get a palindrome (80699608).

The spelling of 70009601 in words is "seventy million, nine thousand, six hundred one".