44961559 has 2 divisors, whose sum is σ = 44961560. Its totient is φ = 44961558.

The previous prime is 44961557. The next prime is 44961607. The reversal of 44961559 is 95516944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44961559 - 2¹ = 44961557 is a prime.

Together with 44961557, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44961557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22480779 + 22480780.

It is an arithmetic number, because the mean of its divisors is an integer number (22480780).

Almost surely, 2^44961559 is an apocalyptic number.

44961559 is a deficient number, since it is larger than the sum of its proper divisors (1).

44961559 is an equidigital number, since it uses as much as digits as its factorization.

44961559 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 43.

The square root of 44961559 is about 6705.3380973669. The cubic root of 44961559 is about 355.5880197173.

The spelling of 44961559 in words is "forty-four million, nine hundred sixty-one thousand, five hundred fifty-nine".