55054099 has 2 divisors, whose sum is σ = 55054100. Its totient is φ = 55054098.

The previous prime is 55054063. The next prime is 55054117. The reversal of 55054099 is 99045055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55054099 - 2²¹ = 52956947 is a prime.

It is not a weakly prime, because it can be changed into another prime (55054049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27527049 + 27527050.

It is an arithmetic number, because the mean of its divisors is an integer number (27527050).

Almost surely, 2^55054099 is an apocalyptic number.

55054099 is a deficient number, since it is larger than the sum of its proper divisors (1).

55054099 is an equidigital number, since it uses as much as digits as its factorization.

55054099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 37.

The square root of 55054099 is about 7419.8449444715. The cubic root of 55054099 is about 380.4198936560.

It can be divided in two parts, 5505 and 4099, that added together give a square (9604 = 98²).

The spelling of 55054099 in words is "fifty-five million, fifty-four thousand, ninety-nine".