45444071 has 2 divisors, whose sum is σ = 45444072. Its totient is φ = 45444070.

The previous prime is 45444059. The next prime is 45444079. The reversal of 45444071 is 17044454.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45444071 - 2¹⁴ = 45427687 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45444079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22722035 + 22722036.

It is an arithmetic number, because the mean of its divisors is an integer number (22722036).

Almost surely, 2^45444071 is an apocalyptic number.

45444071 is a deficient number, since it is larger than the sum of its proper divisors (1).

45444071 is an equidigital number, since it uses as much as digits as its factorization.

45444071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 45444071 is about 6741.2217735363. The cubic root of 45444071 is about 356.8555125165.

The spelling of 45444071 in words is "forty-five million, four hundred forty-four thousand, seventy-one".