84343508441 has 2 divisors, whose sum is σ = 84343508442. Its totient is φ = 84343508440.

The previous prime is 84343508407. The next prime is 84343508461. The reversal of 84343508441 is 14480534348.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81753105625 + 2590402816 = 285925^2 + 50896^2 .

It is a cyclic number.

It is not a de Polignac number, because 84343508441 - 2¹⁸ = 84343246297 is a prime.

It is a super-2 number, since 2×84343508441² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84343508392 and 84343508401.

It is not a weakly prime, because it can be changed into another prime (84343508461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42171754220 + 42171754221.

It is an arithmetic number, because the mean of its divisors is an integer number (42171754221).

Almost surely, 2^84343508441 is an apocalyptic number.

It is an amenable number.

84343508441 is a deficient number, since it is larger than the sum of its proper divisors (1).

84343508441 is an equidigital number, since it uses as much as digits as its factorization.

84343508441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 737280, while the sum is 44.

The spelling of 84343508441 in words is "eighty-four billion, three hundred forty-three million, five hundred eight thousand, four hundred forty-one".