55048171 has 2 divisors, whose sum is σ = 55048172. Its totient is φ = 55048170.

The previous prime is 55048151. The next prime is 55048211. The reversal of 55048171 is 17184055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55048171 - 2²³ = 46659563 is a prime.

It is a super-2 number, since 2×55048171² = 6060602260890482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55048141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27524085 + 27524086.

It is an arithmetic number, because the mean of its divisors is an integer number (27524086).

Almost surely, 2^55048171 is an apocalyptic number.

55048171 is a deficient number, since it is larger than the sum of its proper divisors (1).

55048171 is an equidigital number, since it uses as much as digits as its factorization.

55048171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 55048171 is about 7419.4454644535. The cubic root of 55048171 is about 380.4062391470.

The spelling of 55048171 in words is "fifty-five million, forty-eight thousand, one hundred seventy-one".