44560991 has 2 divisors, whose sum is σ = 44560992. Its totient is φ = 44560990.

The previous prime is 44560979. The next prime is 44561009. The reversal of 44560991 is 19906544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44560991 - 2¹⁰ = 44559967 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44560951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22280495 + 22280496.

It is an arithmetic number, because the mean of its divisors is an integer number (22280496).

Almost surely, 2^44560991 is an apocalyptic number.

44560991 is a deficient number, since it is larger than the sum of its proper divisors (1).

44560991 is an equidigital number, since it uses as much as digits as its factorization.

44560991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 44560991 is about 6675.4019354643. The cubic root of 44560991 is about 354.5288758032.

The spelling of 44560991 in words is "forty-four million, five hundred sixty thousand, nine hundred ninety-one".