44463121 has 2 divisors, whose sum is σ = 44463122. Its totient is φ = 44463120.

The previous prime is 44463079. The next prime is 44463169. The reversal of 44463121 is 12136444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30691600 + 13771521 = 5540^2 + 3711^2 .

It is a cyclic number.

It is not a de Polignac number, because 44463121 - 2⁹ = 44462609 is a prime.

It is not a weakly prime, because it can be changed into another prime (44413121) 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, 22231560 + 22231561.

It is an arithmetic number, because the mean of its divisors is an integer number (22231561).

Almost surely, 2^44463121 is an apocalyptic number.

It is an amenable number.

44463121 is a deficient number, since it is larger than the sum of its proper divisors (1).

44463121 is an equidigital number, since it uses as much as digits as its factorization.

44463121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

The square root of 44463121 is about 6668.0672612085. The cubic root of 44463121 is about 354.2691331169.

Adding to 44463121 its reverse (12136444), we get a palindrome (56599565).

The spelling of 44463121 in words is "forty-four million, four hundred sixty-three thousand, one hundred twenty-one".