55528043 has 2 divisors, whose sum is σ = 55528044. Its totient is φ = 55528042.

The previous prime is 55528019. The next prime is 55528061. The reversal of 55528043 is 34082555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55528043 - 2²² = 51333739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55528943) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27764021 + 27764022.

It is an arithmetic number, because the mean of its divisors is an integer number (27764022).

Almost surely, 2^55528043 is an apocalyptic number.

55528043 is a deficient number, since it is larger than the sum of its proper divisors (1).

55528043 is an equidigital number, since it uses as much as digits as its factorization.

55528043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 55528043 is about 7451.7140981119. The cubic root of 55528043 is about 381.5084157554.

The spelling of 55528043 in words is "fifty-five million, five hundred twenty-eight thousand, forty-three".