55235711 has 2 divisors, whose sum is σ = 55235712. Its totient is φ = 55235710.

The previous prime is 55235689. The next prime is 55235723. The reversal of 55235711 is 11753255.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55235711 - 2¹⁰ = 55234687 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55235731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27617855 + 27617856.

It is an arithmetic number, because the mean of its divisors is an integer number (27617856).

Almost surely, 2^55235711 is an apocalyptic number.

55235711 is a deficient number, since it is larger than the sum of its proper divisors (1).

55235711 is an equidigital number, since it uses as much as digits as its factorization.

55235711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5250, while the sum is 29.

The square root of 55235711 is about 7432.0731293496. The cubic root of 55235711 is about 380.8377431776.

Adding to 55235711 its reverse (11753255), we get a palindrome (66988966).

It can be divided in two parts, 552 and 35711, that added together give a palindrome (36263).

The spelling of 55235711 in words is "fifty-five million, two hundred thirty-five thousand, seven hundred eleven".