55343311 has 2 divisors, whose sum is σ = 55343312. Its totient is φ = 55343310.

The previous prime is 55343303. The next prime is 55343369. The reversal of 55343311 is 11334355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55343311 - 2³ = 55343303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55341311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27671655 + 27671656.

It is an arithmetic number, because the mean of its divisors is an integer number (27671656).

Almost surely, 2^55343311 is an apocalyptic number.

55343311 is a deficient number, since it is larger than the sum of its proper divisors (1).

55343311 is an equidigital number, since it uses as much as digits as its factorization.

55343311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2700, while the sum is 25.

The square root of 55343311 is about 7439.3085028113. The cubic root of 55343311 is about 381.0848753348.

Adding to 55343311 its reverse (11334355), we get a palindrome (66677666).

The spelling of 55343311 in words is "fifty-five million, three hundred forty-three thousand, three hundred eleven".