70397142811 has 2 divisors, whose sum is σ = 70397142812. Its totient is φ = 70397142810.

The previous prime is 70397142787. The next prime is 70397142853. The reversal of 70397142811 is 11824179307.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70397142811 - 2⁵ = 70397142779 is a prime.

It is not a weakly prime, because it can be changed into another prime (70397142911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35198571405 + 35198571406.

It is an arithmetic number, because the mean of its divisors is an integer number (35198571406).

Almost surely, 2^70397142811 is an apocalyptic number.

70397142811 is a deficient number, since it is larger than the sum of its proper divisors (1).

70397142811 is an equidigital number, since it uses as much as digits as its factorization.

70397142811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 43.

The spelling of 70397142811 in words is "seventy billion, three hundred ninety-seven million, one hundred forty-two thousand, eight hundred eleven".