51055383 has 8 divisors (see below), whose sum is σ = 68107248. Its totient is φ = 34020224.

The previous prime is 51055351. The next prime is 51055387. The reversal of 51055383 is 38355015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51055383 - 2⁵ = 51055351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51055383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51055387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8191 + ... + 13007.

It is an arithmetic number, because the mean of its divisors is an integer number (8513406).

Almost surely, 2^51055383 is an apocalyptic number.

51055383 is a deficient number, since it is larger than the sum of its proper divisors (17051865).

51055383 is a wasteful number, since it uses less digits than its factorization.

51055383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8353.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 51055383 is about 7145.3049620013. The cubic root of 51055383 is about 370.9771662506.

The spelling of 51055383 in words is "fifty-one million, fifty-five thousand, three hundred eighty-three".