55872127 has 2 divisors, whose sum is σ = 55872128. Its totient is φ = 55872126.

The previous prime is 55872121. The next prime is 55872161. The reversal of 55872127 is 72127855.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55872127 - 2¹¹ = 55870079 is a prime.

It is a super-3 number, since 3×55872127³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55872121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27936063 + 27936064.

It is an arithmetic number, because the mean of its divisors is an integer number (27936064).

Almost surely, 2^55872127 is an apocalyptic number.

55872127 is a deficient number, since it is larger than the sum of its proper divisors (1).

55872127 is an equidigital number, since it uses as much as digits as its factorization.

55872127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39200, while the sum is 37.

The square root of 55872127 is about 7474.7660164048. The cubic root of 55872127 is about 382.2948095640.

The spelling of 55872127 in words is "fifty-five million, eight hundred seventy-two thousand, one hundred twenty-seven".