51141121 has 8 divisors (see below), whose sum is σ = 53726400. Its totient is φ = 48586032.

The previous prime is 51141113. The next prime is 51141127. The reversal of 51141121 is 12114115.

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 51141121 - 2³ = 51141113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51141095 and 51141104.

It is not an unprimeable number, because it can be changed into a prime (51141127) 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, 4035 + ... + 10888.

It is an arithmetic number, because the mean of its divisors is an integer number (6715800).

Almost surely, 2^51141121 is an apocalyptic number.

It is an amenable number.

51141121 is a deficient number, since it is larger than the sum of its proper divisors (2585279).

51141121 is a wasteful number, since it uses less digits than its factorization.

51141121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15095.

The product of its digits is 40, while the sum is 16.

The square root of 51141121 is about 7151.3020492775. The cubic root of 51141121 is about 371.1847124515.

Adding to 51141121 its reverse (12114115), we get a palindrome (63255236).

The spelling of 51141121 in words is "fifty-one million, one hundred forty-one thousand, one hundred twenty-one".