55333441 has 2 divisors, whose sum is σ = 55333442. Its totient is φ = 55333440.

The previous prime is 55333433. The next prime is 55333451. The reversal of 55333441 is 14433355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29931841 + 25401600 = 5471^2 + 5040^2 .

It is a cyclic number.

It is not a de Polignac number, because 55333441 - 2³ = 55333433 is a prime.

It is not a weakly prime, because it can be changed into another prime (55333451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27666720 + 27666721.

It is an arithmetic number, because the mean of its divisors is an integer number (27666721).

Almost surely, 2^55333441 is an apocalyptic number.

It is an amenable number.

55333441 is a deficient number, since it is larger than the sum of its proper divisors (1).

55333441 is an equidigital number, since it uses as much as digits as its factorization.

55333441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10800, while the sum is 28.

The square root of 55333441 is about 7438.6451051250. The cubic root of 55333441 is about 381.0622195927.

Adding to 55333441 its reverse (14433355), we get a palindrome (69766796).

The spelling of 55333441 in words is "fifty-five million, three hundred thirty-three thousand, four hundred forty-one".