8453443497 has 8 divisors (see below), whose sum is σ = 11288521344. Its totient is φ = 5626997328.

The previous prime is 8453443451. The next prime is 8453443507. The reversal of 8453443497 is 7943443548.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8453443497 - 2⁶ = 8453443433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8453443417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2155633 + ... + 2159550.

It is an arithmetic number, because the mean of its divisors is an integer number (1411065168).

Almost surely, 2^8453443497 is an apocalyptic number.

It is an amenable number.

8453443497 is a deficient number, since it is larger than the sum of its proper divisors (2835077847).

8453443497 is a wasteful number, since it uses less digits than its factorization.

8453443497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4315839.

The product of its digits is 5806080, while the sum is 51.

The square root of 8453443497 is about 91942.6098008970. The cubic root of 8453443497 is about 2037.0946962618.

Adding to 8453443497 its sum of digits (51), we get a palindrome (8453443548).

The spelling of 8453443497 in words is "eight billion, four hundred fifty-three million, four hundred forty-three thousand, four hundred ninety-seven".