70840106297 has 2 divisors, whose sum is σ = 70840106298. Its totient is φ = 70840106296.

The previous prime is 70840106269. The next prime is 70840106321. The reversal of 70840106297 is 79260104807.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65585161216 + 5254945081 = 256096^2 + 72491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70840106297 is a prime.

It is not a weakly prime, because it can be changed into another prime (70840100297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35420053148 + 35420053149.

It is an arithmetic number, because the mean of its divisors is an integer number (35420053149).

Almost surely, 2^70840106297 is an apocalyptic number.

It is an amenable number.

70840106297 is a deficient number, since it is larger than the sum of its proper divisors (1).

70840106297 is an equidigital number, since it uses as much as digits as its factorization.

70840106297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 70840106297 in words is "seventy billion, eight hundred forty million, one hundred six thousand, two hundred ninety-seven".