55057063 has 2 divisors, whose sum is σ = 55057064. Its totient is φ = 55057062.

The previous prime is 55057027. The next prime is 55057127. The reversal of 55057063 is 36075055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55057063 - 2²¹ = 52959911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55057463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27528531 + 27528532.

It is an arithmetic number, because the mean of its divisors is an integer number (27528532).

Almost surely, 2^55057063 is an apocalyptic number.

55057063 is a deficient number, since it is larger than the sum of its proper divisors (1).

55057063 is an equidigital number, since it uses as much as digits as its factorization.

55057063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15750, while the sum is 31.

The square root of 55057063 is about 7420.0446764154. The cubic root of 55057063 is about 380.4267205430.

The spelling of 55057063 in words is "fifty-five million, fifty-seven thousand, sixty-three".