70974447911 has 2 divisors, whose sum is σ = 70974447912. Its totient is φ = 70974447910.

The previous prime is 70974447871. The next prime is 70974447961. The reversal of 70974447911 is 11974447907.

It is a weak prime.

It is an emirp because it is prime and its reverse (11974447907) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70974447911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70974447961) 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, 35487223955 + 35487223956.

It is an arithmetic number, because the mean of its divisors is an integer number (35487223956).

Almost surely, 2^70974447911 is an apocalyptic number.

70974447911 is a deficient number, since it is larger than the sum of its proper divisors (1).

70974447911 is an equidigital number, since it uses as much as digits as its factorization.

70974447911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1778112, while the sum is 53.

The spelling of 70974447911 in words is "seventy billion, nine hundred seventy-four million, four hundred forty-seven thousand, nine hundred eleven".