44065457 has 2 divisors, whose sum is σ = 44065458. Its totient is φ = 44065456.

The previous prime is 44065453. The next prime is 44065459. The reversal of 44065457 is 75456044.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42003361 + 2062096 = 6481^2 + 1436^2 .

It is a cyclic number.

It is not a de Polignac number, because 44065457 - 2² = 44065453 is a prime.

Together with 44065459, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (44065453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22032728 + 22032729.

It is an arithmetic number, because the mean of its divisors is an integer number (22032729).

Almost surely, 2^44065457 is an apocalyptic number.

It is an amenable number.

44065457 is a deficient number, since it is larger than the sum of its proper divisors (1).

44065457 is an equidigital number, since it uses as much as digits as its factorization.

44065457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 44065457 is about 6638.1817540649. The cubic root of 44065457 is about 353.2098119517.

The spelling of 44065457 in words is "forty-four million, sixty-five thousand, four hundred fifty-seven".