70010813 has 2 divisors, whose sum is σ = 70010814. Its totient is φ = 70010812.

The previous prime is 70010807. The next prime is 70010819. The reversal of 70010813 is 31801007.

It is a balanced prime because it is at equal distance from previous prime (70010807) and next prime (70010819).

It can be written as a sum of positive squares in only one way, i.e., 62047129 + 7963684 = 7877^2 + 2822^2 .

It is a cyclic number.

It is not a de Polignac number, because 70010813 - 2¹⁰ = 70009789 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70010819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35005406 + 35005407.

It is an arithmetic number, because the mean of its divisors is an integer number (35005407).

Almost surely, 2^70010813 is an apocalyptic number.

It is an amenable number.

70010813 is a deficient number, since it is larger than the sum of its proper divisors (1).

70010813 is an equidigital number, since it uses as much as digits as its factorization.

70010813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 70010813 is about 8367.2464407354. The cubic root of 70010813 is about 412.1497495825.

The spelling of 70010813 in words is "seventy million, ten thousand, eight hundred thirteen".