55375759 has 2 divisors, whose sum is σ = 55375760. Its totient is φ = 55375758.

The previous prime is 55375757. The next prime is 55375769. The reversal of 55375759 is 95757355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55375759 - 2¹ = 55375757 is a prime.

Together with 55375757, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55375757) 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, 27687879 + 27687880.

It is an arithmetic number, because the mean of its divisors is an integer number (27687880).

Almost surely, 2^55375759 is an apocalyptic number.

55375759 is a deficient number, since it is larger than the sum of its proper divisors (1).

55375759 is an equidigital number, since it uses as much as digits as its factorization.

55375759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 826875, while the sum is 46.

The square root of 55375759 is about 7441.4890311012. The cubic root of 55375759 is about 381.1593379691.

The spelling of 55375759 in words is "fifty-five million, three hundred seventy-five thousand, seven hundred fifty-nine".