55554743 has 2 divisors, whose sum is σ = 55554744. Its totient is φ = 55554742.

The previous prime is 55554701. The next prime is 55554757. The reversal of 55554743 is 34745555.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55554743 - 2¹⁴ = 55538359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55554697 and 55554706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55554773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27777371 + 27777372.

It is an arithmetic number, because the mean of its divisors is an integer number (27777372).

Almost surely, 2^55554743 is an apocalyptic number.

55554743 is a deficient number, since it is larger than the sum of its proper divisors (1).

55554743 is an equidigital number, since it uses as much as digits as its factorization.

55554743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 210000, while the sum is 38.

The square root of 55554743 is about 7453.5054169163. The cubic root of 55554743 is about 381.5695538875.

The spelling of 55554743 in words is "fifty-five million, five hundred fifty-four thousand, seven hundred forty-three".