9994451 has 2 divisors, whose sum is σ = 9994452. Its totient is φ = 9994450.

The previous prime is 9994441. The next prime is 9994469. The reversal of 9994451 is 1544999.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9994451 - 2¹⁰ = 9993427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9994399 and 9994408.

It is not a weakly prime, because it can be changed into another prime (9994421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997225 + 4997226.

It is an arithmetic number, because the mean of its divisors is an integer number (4997226).

Almost surely, 2^9994451 is an apocalyptic number.

9994451 is a deficient number, since it is larger than the sum of its proper divisors (1).

9994451 is an equidigital number, since it uses as much as digits as its factorization.

9994451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 41.

The square root of 9994451 is about 3161.4001644841. The cubic root of 9994451 is about 215.4036117697.

The spelling of 9994451 in words is "nine million, nine hundred ninety-four thousand, four hundred fifty-one".