8493451 has 2 divisors, whose sum is σ = 8493452. Its totient is φ = 8493450.

The previous prime is 8493449. The next prime is 8493469. The reversal of 8493451 is 1543948.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8493451 - 2¹ = 8493449 is a prime.

Together with 8493449, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (8493431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4246725 + 4246726.

It is an arithmetic number, because the mean of its divisors is an integer number (4246726).

Almost surely, 2^8493451 is an apocalyptic number.

8493451 is a deficient number, since it is larger than the sum of its proper divisors (1).

8493451 is an equidigital number, since it uses as much as digits as its factorization.

8493451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 34.

The square root of 8493451 is about 2914.3525867678. The cubic root of 8493451 is about 204.0303283757.

The spelling of 8493451 in words is "eight million, four hundred ninety-three thousand, four hundred fifty-one".