83431223053 has 2 divisors, whose sum is σ = 83431223054. Its totient is φ = 83431223052.

The previous prime is 83431223033. The next prime is 83431223081. The reversal of 83431223053 is 35032213438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69146909764 + 14284313289 = 262958^2 + 119517^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83431223053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83431223033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41715611526 + 41715611527.

It is an arithmetic number, because the mean of its divisors is an integer number (41715611527).

Almost surely, 2^83431223053 is an apocalyptic number.

It is an amenable number.

83431223053 is a deficient number, since it is larger than the sum of its proper divisors (1).

83431223053 is an equidigital number, since it uses as much as digits as its factorization.

83431223053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 83431223053 in words is "eighty-three billion, four hundred thirty-one million, two hundred twenty-three thousand, fifty-three".