83541722273 has 2 divisors, whose sum is σ = 83541722274. Its totient is φ = 83541722272.

The previous prime is 83541722237. The next prime is 83541722279. The reversal of 83541722273 is 37222714538.

Together with previous prime (83541722237) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56214987409 + 27326734864 = 237097^2 + 165308^2 .

It is a cyclic number.

It is not a de Polignac number, because 83541722273 - 2¹² = 83541718177 is a prime.

It is not a weakly prime, because it can be changed into another prime (83541722279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41770861136 + 41770861137.

It is an arithmetic number, because the mean of its divisors is an integer number (41770861137).

Almost surely, 2^83541722273 is an apocalyptic number.

It is an amenable number.

83541722273 is a deficient number, since it is larger than the sum of its proper divisors (1).

83541722273 is an equidigital number, since it uses as much as digits as its factorization.

83541722273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564480, while the sum is 44.

The spelling of 83541722273 in words is "eighty-three billion, five hundred forty-one million, seven hundred twenty-two thousand, two hundred seventy-three".