55554379 has 2 divisors, whose sum is σ = 55554380. Its totient is φ = 55554378.

The previous prime is 55554337. The next prime is 55554383. The reversal of 55554379 is 97345555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55554379 - 2⁷ = 55554251 is a prime.

It is not a weakly prime, because it can be changed into another prime (55554319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27777189 + 27777190.

It is an arithmetic number, because the mean of its divisors is an integer number (27777190).

Almost surely, 2^55554379 is an apocalyptic number.

55554379 is a deficient number, since it is larger than the sum of its proper divisors (1).

55554379 is an equidigital number, since it uses as much as digits as its factorization.

55554379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 472500, while the sum is 43.

The square root of 55554379 is about 7453.4809988354. The cubic root of 55554379 is about 381.5687205256.

The spelling of 55554379 in words is "fifty-five million, five hundred fifty-four thousand, three hundred seventy-nine".