9481446451 has 2 divisors, whose sum is σ = 9481446452. Its totient is φ = 9481446450.

The previous prime is 9481446421. The next prime is 9481446461. The reversal of 9481446451 is 1546441849.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9481446451 - 2⁷ = 9481446323 is a prime.

It is not a weakly prime, because it can be changed into another prime (9481446421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4740723225 + 4740723226.

It is an arithmetic number, because the mean of its divisors is an integer number (4740723226).

Almost surely, 2^9481446451 is an apocalyptic number.

9481446451 is a deficient number, since it is larger than the sum of its proper divisors (1).

9481446451 is an equidigital number, since it uses as much as digits as its factorization.

9481446451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 552960, while the sum is 46.

The square root of 9481446451 is about 97372.7192338799. The cubic root of 9481446451 is about 2116.5321293564.

The spelling of 9481446451 in words is "nine billion, four hundred eighty-one million, four hundred forty-six thousand, four hundred fifty-one".