55348543 has 4 divisors (see below), whose sum is σ = 55513120. Its totient is φ = 55183968.

The previous prime is 55348537. The next prime is 55348561. The reversal of 55348543 is 34584355.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55348543 - 2⁹ = 55348031 is a prime.

It is a super-2 number, since 2×55348543² = 6126922424445698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55348343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81783 + ... + 82456.

It is an arithmetic number, because the mean of its divisors is an integer number (13878280).

Almost surely, 2^55348543 is an apocalyptic number.

55348543 is a deficient number, since it is larger than the sum of its proper divisors (164577).

55348543 is a wasteful number, since it uses less digits than its factorization.

55348543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164576.

The product of its digits is 144000, while the sum is 37.

The square root of 55348543 is about 7439.6601400870. The cubic root of 55348543 is about 381.0968838516.

The spelling of 55348543 in words is "fifty-five million, three hundred forty-eight thousand, five hundred forty-three".