6453423073 has 2 divisors, whose sum is σ = 6453423074. Its totient is φ = 6453423072.

The previous prime is 6453423061. The next prime is 6453423089. The reversal of 6453423073 is 3703243546.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5985652689 + 467770384 = 77367^2 + 21628^2 .

It is a cyclic number.

It is not a de Polignac number, because 6453423073 - 2¹³ = 6453414881 is a prime.

It is a super-3 number, since 3×6453423073³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (6453423013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226711536 + 3226711537.

It is an arithmetic number, because the mean of its divisors is an integer number (3226711537).

Almost surely, 2^6453423073 is an apocalyptic number.

It is an amenable number.

6453423073 is a deficient number, since it is larger than the sum of its proper divisors (1).

6453423073 is an equidigital number, since it uses as much as digits as its factorization.

6453423073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 37.

The square root of 6453423073 is about 80333.2003159341. The cubic root of 6453423073 is about 1861.7872243244.

The spelling of 6453423073 in words is "six billion, four hundred fifty-three million, four hundred twenty-three thousand, seventy-three".