55743118 has 4 divisors (see below), whose sum is σ = 83614680. Its totient is φ = 27871558.

The previous prime is 55743101. The next prime is 55743139. The reversal of 55743118 is 81134755.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13935778 + ... + 13935781.

It is an arithmetic number, because the mean of its divisors is an integer number (20903670).

Almost surely, 2^55743118 is an apocalyptic number.

55743118 is a deficient number, since it is larger than the sum of its proper divisors (27871562).

55743118 is a wasteful number, since it uses less digits than its factorization.

55743118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27871561.

The product of its digits is 16800, while the sum is 34.

The square root of 55743118 is about 7466.1313945041. The cubic root of 55743118 is about 382.0003426438. Note that the first 3 decimals are identical.

The spelling of 55743118 in words is "fifty-five million, seven hundred forty-three thousand, one hundred eighteen".