55232071 has 2 divisors, whose sum is σ = 55232072. Its totient is φ = 55232070.

The previous prime is 55232059. The next prime is 55232113. The reversal of 55232071 is 17023255.

55232071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55232071 - 2⁹ = 55231559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55232011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27616035 + 27616036.

It is an arithmetic number, because the mean of its divisors is an integer number (27616036).

Almost surely, 2^55232071 is an apocalyptic number.

55232071 is a deficient number, since it is larger than the sum of its proper divisors (1).

55232071 is an equidigital number, since it uses as much as digits as its factorization.

55232071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 55232071 is about 7431.8282407494. The cubic root of 55232071 is about 380.8293773347.

It can be divided in two parts, 552 and 32071, that added together give a palindrome (32623).

The spelling of 55232071 in words is "fifty-five million, two hundred thirty-two thousand, seventy-one".