55905107 has 2 divisors, whose sum is σ = 55905108. Its totient is φ = 55905106.

The previous prime is 55905067. The next prime is 55905131. The reversal of 55905107 is 70150955.

55905107 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 55905107 - 2⁸ = 55904851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55905907) 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, 27952553 + 27952554.

It is an arithmetic number, because the mean of its divisors is an integer number (27952554).

Almost surely, 2^55905107 is an apocalyptic number.

55905107 is a deficient number, since it is larger than the sum of its proper divisors (1).

55905107 is an equidigital number, since it uses as much as digits as its factorization.

55905107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7875, while the sum is 32.

The square root of 55905107 is about 7476.9717800725. The cubic root of 55905107 is about 382.3700146412.

The spelling of 55905107 in words is "fifty-five million, nine hundred five thousand, one hundred seven".