44013961 has 2 divisors, whose sum is σ = 44013962. Its totient is φ = 44013960.

The previous prime is 44013953. The next prime is 44013997. The reversal of 44013961 is 16931044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28686736 + 15327225 = 5356^2 + 3915^2 .

It is a cyclic number.

It is not a de Polignac number, because 44013961 - 2³ = 44013953 is a prime.

It is a super-3 number, since 3×44013961³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (44013911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22006980 + 22006981.

It is an arithmetic number, because the mean of its divisors is an integer number (22006981).

Almost surely, 2^44013961 is an apocalyptic number.

It is an amenable number.

44013961 is a deficient number, since it is larger than the sum of its proper divisors (1).

44013961 is an equidigital number, since it uses as much as digits as its factorization.

44013961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 44013961 is about 6634.3018472180. The cubic root of 44013961 is about 353.0721683668.

The spelling of 44013961 in words is "forty-four million, thirteen thousand, nine hundred sixty-one".