55669043 has 2 divisors, whose sum is σ = 55669044. Its totient is φ = 55669042.

The previous prime is 55669001. The next prime is 55669049. The reversal of 55669043 is 34096655.

55669043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55669043 - 2⁸ = 55668787 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 55668988 and 55669006.

It is not a weakly prime, because it can be changed into another prime (55669049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27834521 + 27834522.

It is an arithmetic number, because the mean of its divisors is an integer number (27834522).

Almost surely, 2^55669043 is an apocalyptic number.

55669043 is a deficient number, since it is larger than the sum of its proper divisors (1).

55669043 is an equidigital number, since it uses as much as digits as its factorization.

55669043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 55669043 is about 7461.1690102825. The cubic root of 55669043 is about 381.8310588542.

The spelling of 55669043 in words is "fifty-five million, six hundred sixty-nine thousand, forty-three".