55353583 has 2 divisors, whose sum is σ = 55353584. Its totient is φ = 55353582.

The previous prime is 55353563. The next prime is 55353607. The reversal of 55353583 is 38535355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55353583 - 2¹³ = 55345391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55353503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27676791 + 27676792.

It is an arithmetic number, because the mean of its divisors is an integer number (27676792).

Almost surely, 2^55353583 is an apocalyptic number.

55353583 is a deficient number, since it is larger than the sum of its proper divisors (1).

55353583 is an equidigital number, since it uses as much as digits as its factorization.

55353583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135000, while the sum is 37.

The square root of 55353583 is about 7439.9988575268. The cubic root of 55353583 is about 381.1084509733.

The spelling of 55353583 in words is "fifty-five million, three hundred fifty-three thousand, five hundred eighty-three".