55040059 has 2 divisors, whose sum is σ = 55040060. Its totient is φ = 55040058.

The previous prime is 55039991. The next prime is 55040071. The reversal of 55040059 is 95004055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55040059 - 2¹⁹ = 54515771 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55040459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27520029 + 27520030.

It is an arithmetic number, because the mean of its divisors is an integer number (27520030).

Almost surely, 2^55040059 is an apocalyptic number.

55040059 is a deficient number, since it is larger than the sum of its proper divisors (1).

55040059 is an equidigital number, since it uses as much as digits as its factorization.

55040059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 55040059 is about 7418.8987727290. The cubic root of 55040059 is about 380.3875524407.

The spelling of 55040059 in words is "fifty-five million, forty thousand, fifty-nine".