55235743 has 2 divisors, whose sum is σ = 55235744. Its totient is φ = 55235742.

The previous prime is 55235731. The next prime is 55235767. The reversal of 55235743 is 34753255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55235743 - 2⁵ = 55235711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55235699 and 55235708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55235723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27617871 + 27617872.

It is an arithmetic number, because the mean of its divisors is an integer number (27617872).

Almost surely, 2^55235743 is an apocalyptic number.

55235743 is a deficient number, since it is larger than the sum of its proper divisors (1).

55235743 is an equidigital number, since it uses as much as digits as its factorization.

55235743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63000, while the sum is 34.

The square root of 55235743 is about 7432.0752821806. The cubic root of 55235743 is about 380.8378167218.

Adding to 55235743 its reverse (34753255), we get a palindrome (89988998).

The spelling of 55235743 in words is "fifty-five million, two hundred thirty-five thousand, seven hundred forty-three".