8480043973 has 2 divisors, whose sum is σ = 8480043974. Its totient is φ = 8480043972.

The previous prime is 8480043911. The next prime is 8480044009. The reversal of 8480043973 is 3793400848.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7701466564 + 778577409 = 87758^2 + 27903^2 .

It is a cyclic number.

It is not a de Polignac number, because 8480043973 - 2²¹ = 8477946821 is a prime.

It is a super-2 number, since 2×8480043973² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8480047973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4240021986 + 4240021987.

It is an arithmetic number, because the mean of its divisors is an integer number (4240021987).

Almost surely, 2^8480043973 is an apocalyptic number.

It is an amenable number.

8480043973 is a deficient number, since it is larger than the sum of its proper divisors (1).

8480043973 is an equidigital number, since it uses as much as digits as its factorization.

8480043973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 8480043973 is about 92087.1542235941. The cubic root of 8480043973 is about 2039.2291696367.

The spelling of 8480043973 in words is "eight billion, four hundred eighty million, forty-three thousand, nine hundred seventy-three".