55133107 has 2 divisors, whose sum is σ = 55133108. Its totient is φ = 55133106.

The previous prime is 55133101. The next prime is 55133123. The reversal of 55133107 is 70133155.

55133107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55133107 - 2²³ = 46744499 is a prime.

It is not a weakly prime, because it can be changed into another prime (55133101) 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, 27566553 + 27566554.

It is an arithmetic number, because the mean of its divisors is an integer number (27566554).

Almost surely, 2^55133107 is an apocalyptic number.

55133107 is a deficient number, since it is larger than the sum of its proper divisors (1).

55133107 is an equidigital number, since it uses as much as digits as its factorization.

55133107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1575, while the sum is 25.

The square root of 55133107 is about 7425.1671361660. The cubic root of 55133107 is about 380.6017865522.

The spelling of 55133107 in words is "fifty-five million, one hundred thirty-three thousand, one hundred seven".