44501081 has 2 divisors, whose sum is σ = 44501082. Its totient is φ = 44501080.

The previous prime is 44501077. The next prime is 44501099. The reversal of 44501081 is 18010544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43099225 + 1401856 = 6565^2 + 1184^2 .

It is a cyclic number.

It is not a de Polignac number, because 44501081 - 2² = 44501077 is a prime.

It is a super-2 number, since 2×44501081² = 3960692420337122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44501381) 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, 22250540 + 22250541.

It is an arithmetic number, because the mean of its divisors is an integer number (22250541).

Almost surely, 2^44501081 is an apocalyptic number.

It is an amenable number.

44501081 is a deficient number, since it is larger than the sum of its proper divisors (1).

44501081 is an equidigital number, since it uses as much as digits as its factorization.

44501081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 44501081 is about 6670.9130559467. The cubic root of 44501081 is about 354.3699224959.

The spelling of 44501081 in words is "forty-four million, five hundred one thousand, eighty-one".