944809093 has 2 divisors, whose sum is σ = 944809094. Its totient is φ = 944809092.

The previous prime is 944809079. The next prime is 944809109. The reversal of 944809093 is 390908449.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 697910724 + 246898369 = 26418^2 + 15713^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-944809093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (944809693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472404546 + 472404547.

It is an arithmetic number, because the mean of its divisors is an integer number (472404547).

Almost surely, 2^944809093 is an apocalyptic number.

It is an amenable number.

944809093 is a deficient number, since it is larger than the sum of its proper divisors (1).

944809093 is an equidigital number, since it uses as much as digits as its factorization.

944809093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 46.

The square root of 944809093 is about 30737.7470384542. The cubic root of 944809093 is about 981.2538071823.

The spelling of 944809093 in words is "nine hundred forty-four million, eight hundred nine thousand, ninety-three".