55363313 has 2 divisors, whose sum is σ = 55363314. Its totient is φ = 55363312.

The previous prime is 55363307. The next prime is 55363327. The reversal of 55363313 is 31336355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31225744 + 24137569 = 5588^2 + 4913^2 .

It is a cyclic number.

It is not a de Polignac number, because 55363313 - 2¹⁶ = 55297777 is a prime.

It is not a weakly prime, because it can be changed into another prime (55393313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27681656 + 27681657.

It is an arithmetic number, because the mean of its divisors is an integer number (27681657).

Almost surely, 2^55363313 is an apocalyptic number.

It is an amenable number.

55363313 is a deficient number, since it is larger than the sum of its proper divisors (1).

55363313 is an equidigital number, since it uses as much as digits as its factorization.

55363313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12150, while the sum is 29.

The square root of 55363313 is about 7440.6527267438. The cubic root of 55363313 is about 381.1307799583.

Adding to 55363313 its reverse (31336355), we get a palindrome (86699668).

The spelling of 55363313 in words is "fifty-five million, three hundred sixty-three thousand, three hundred thirteen".