55333583 has 2 divisors, whose sum is σ = 55333584. Its totient is φ = 55333582.

The previous prime is 55333573. The next prime is 55333591. The reversal of 55333583 is 38533355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55333583 - 2¹⁰ = 55332559 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 (55333573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27666791 + 27666792.

It is an arithmetic number, because the mean of its divisors is an integer number (27666792).

Almost surely, 2^55333583 is an apocalyptic number.

55333583 is a deficient number, since it is larger than the sum of its proper divisors (1).

55333583 is an equidigital number, since it uses as much as digits as its factorization.

55333583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81000, while the sum is 35.

The square root of 55333583 is about 7438.6546498678. The cubic root of 55333583 is about 381.0625455607.

The spelling of 55333583 in words is "fifty-five million, three hundred thirty-three thousand, five hundred eighty-three".