51938127 has 6 divisors (see below), whose sum is σ = 75021752. Its totient is φ = 34625412.

The previous prime is 51938123. The next prime is 51938129. The reversal of 51938127 is 72183915.

It is not a de Polignac number, because 51938127 - 2² = 51938123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51938091 and 51938100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51938123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2885443 + ... + 2885460.

Almost surely, 2^51938127 is an apocalyptic number.

51938127 is a deficient number, since it is larger than the sum of its proper divisors (23083625).

51938127 is a wasteful number, since it uses less digits than its factorization.

51938127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5770909 (or 5770906 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 51938127 is about 7206.8111533465. The cubic root of 51938127 is about 373.1030173997.

The spelling of 51938127 in words is "fifty-one million, nine hundred thirty-eight thousand, one hundred twenty-seven".