55464091 has 2 divisors, whose sum is σ = 55464092. Its totient is φ = 55464090.

The previous prime is 55464001. The next prime is 55464119. The reversal of 55464091 is 19046455.

55464091 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 55464091 - 2¹⁹ = 54939803 is a prime.

It is not a weakly prime, because it can be changed into another prime (55464001) 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, 27732045 + 27732046.

It is an arithmetic number, because the mean of its divisors is an integer number (27732046).

Almost surely, 2^55464091 is an apocalyptic number.

55464091 is a deficient number, since it is larger than the sum of its proper divisors (1).

55464091 is an equidigital number, since it uses as much as digits as its factorization.

55464091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 55464091 is about 7447.4217686391. The cubic root of 55464091 is about 381.3618976034.

The spelling of 55464091 in words is "fifty-five million, four hundred sixty-four thousand, ninety-one".