55343013 has 16 divisors (see below), whose sum is σ = 80917056. Its totient is φ = 33367040.

The previous prime is 55342997. The next prime is 55343023. The reversal of 55343013 is 31034355.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 55343013 - 2⁴ = 55342997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55343023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2245 + ... + 10757.

It is an arithmetic number, because the mean of its divisors is an integer number (5057316).

Almost surely, 2^55343013 is an apocalyptic number.

It is an amenable number.

55343013 is a deficient number, since it is larger than the sum of its proper divisors (25574043).

55343013 is a wasteful number, since it uses less digits than its factorization.

55343013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8724.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 55343013 is about 7439.2884740410. The cubic root of 55343013 is about 381.0841913407.

Adding to 55343013 its reverse (31034355), we get a palindrome (86377368).

The spelling of 55343013 in words is "fifty-five million, three hundred forty-three thousand, thirteen".