55353111 has 32 divisors (see below), whose sum is σ = 84644352. Its totient is φ = 31848960.

The previous prime is 55353079. The next prime is 55353113. The reversal of 55353111 is 11135355.

It is not a de Polignac number, because 55353111 - 2⁵ = 55353079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55353113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176691 + ... + 177003.

It is an arithmetic number, because the mean of its divisors is an integer number (2645136).

Almost surely, 2^55353111 is an apocalyptic number.

55353111 is a deficient number, since it is larger than the sum of its proper divisors (29291241).

55353111 is a wasteful number, since it uses less digits than its factorization.

55353111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583.

The product of its digits is 1125, while the sum is 24.

The square root of 55353111 is about 7439.9671370242. The cubic root of 55353111 is about 381.1073677330.

Adding to 55353111 its reverse (11135355), we get a palindrome (66488466).

It can be divided in two parts, 5535 and 3111, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 55353111 in words is "fifty-five million, three hundred fifty-three thousand, one hundred eleven".