9994553 has 2 divisors, whose sum is σ = 9994554. Its totient is φ = 9994552.

The previous prime is 9994507. The next prime is 9994559. The reversal of 9994553 is 3554999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7795264 + 2199289 = 2792^2 + 1483^2 .

It is a cyclic number.

It is not a de Polignac number, because 9994553 - 2¹² = 9990457 is a prime.

It is not a weakly prime, because it can be changed into another prime (9994559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4997276 + 4997277.

It is an arithmetic number, because the mean of its divisors is an integer number (4997277).

Almost surely, 2^9994553 is an apocalyptic number.

It is an amenable number.

9994553 is a deficient number, since it is larger than the sum of its proper divisors (1).

9994553 is an equidigital number, since it uses as much as digits as its factorization.

9994553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218700, while the sum is 44.

The square root of 9994553 is about 3161.4162965355. The cubic root of 9994553 is about 215.4043445461.

The spelling of 9994553 in words is "nine million, nine hundred ninety-four thousand, five hundred fifty-three".