70140804061 has 2 divisors, whose sum is σ = 70140804062. Its totient is φ = 70140804060.

The previous prime is 70140804043. The next prime is 70140804089. The reversal of 70140804061 is 16040804107.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69448587961 + 692216100 = 263531^2 + 26310^2 .

It is an emirp because it is prime and its reverse (16040804107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70140804061 - 2⁹ = 70140803549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70140804001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35070402030 + 35070402031.

It is an arithmetic number, because the mean of its divisors is an integer number (35070402031).

Almost surely, 2^70140804061 is an apocalyptic number.

It is an amenable number.

70140804061 is a deficient number, since it is larger than the sum of its proper divisors (1).

70140804061 is an equidigital number, since it uses as much as digits as its factorization.

70140804061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 31.

The spelling of 70140804061 in words is "seventy billion, one hundred forty million, eight hundred four thousand, sixty-one".