70771811347 has 2 divisors, whose sum is σ = 70771811348. Its totient is φ = 70771811346.

The previous prime is 70771811321. The next prime is 70771811399. The reversal of 70771811347 is 74311817707.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70771811347 - 2¹¹ = 70771809299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70771811297 and 70771811306.

It is not a weakly prime, because it can be changed into another prime (70771811317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35385905673 + 35385905674.

It is an arithmetic number, because the mean of its divisors is an integer number (35385905674).

Almost surely, 2^70771811347 is an apocalyptic number.

70771811347 is a deficient number, since it is larger than the sum of its proper divisors (1).

70771811347 is an equidigital number, since it uses as much as digits as its factorization.

70771811347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230496, while the sum is 46.

The spelling of 70771811347 in words is "seventy billion, seven hundred seventy-one million, eight hundred eleven thousand, three hundred forty-seven".