70311343073 has 2 divisors, whose sum is σ = 70311343074. Its totient is φ = 70311343072.

The previous prime is 70311343049. The next prime is 70311343111. The reversal of 70311343073 is 37034311307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60048032209 + 10263310864 = 245047^2 + 101308^2 .

It is a cyclic number.

It is not a de Polignac number, because 70311343073 - 2¹⁴ = 70311326689 is a prime.

It is not a weakly prime, because it can be changed into another prime (70311343033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35155671536 + 35155671537.

It is an arithmetic number, because the mean of its divisors is an integer number (35155671537).

Almost surely, 2^70311343073 is an apocalyptic number.

It is an amenable number.

70311343073 is a deficient number, since it is larger than the sum of its proper divisors (1).

70311343073 is an equidigital number, since it uses as much as digits as its factorization.

70311343073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 32.

The spelling of 70311343073 in words is "seventy billion, three hundred eleven million, three hundred forty-three thousand, seventy-three".