44140087 has 2 divisors, whose sum is σ = 44140088. Its totient is φ = 44140086.

The previous prime is 44140081. The next prime is 44140093. The reversal of 44140087 is 78004144.

It is a balanced prime because it is at equal distance from previous prime (44140081) and next prime (44140093).

It is a cyclic number.

It is not a de Polignac number, because 44140087 - 2¹⁵ = 44107319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44140081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22070043 + 22070044.

It is an arithmetic number, because the mean of its divisors is an integer number (22070044).

Almost surely, 2^44140087 is an apocalyptic number.

44140087 is a deficient number, since it is larger than the sum of its proper divisors (1).

44140087 is an equidigital number, since it uses as much as digits as its factorization.

44140087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 44140087 is about 6643.8006442096. The cubic root of 44140087 is about 353.4091001831.

The spelling of 44140087 in words is "forty-four million, one hundred forty thousand, eighty-seven".