50853121 has 8 divisors (see below), whose sum is σ = 55540224. Its totient is φ = 46176720.

The previous prime is 50853109. The next prime is 50853151. The reversal of 50853121 is 12135805.

It is a happy number.

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 50853121 - 2⁷ = 50852993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50853151) 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, 9831 + ... + 14083.

It is an arithmetic number, because the mean of its divisors is an integer number (6942528).

Almost surely, 2^50853121 is an apocalyptic number.

It is an amenable number.

50853121 is a deficient number, since it is larger than the sum of its proper divisors (4687103).

50853121 is a wasteful number, since it uses less digits than its factorization.

50853121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5351.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 50853121 is about 7131.1374268065. The cubic root of 50853121 is about 370.4866277805.

Adding to 50853121 its reverse (12135805), we get a palindrome (62988926).

The spelling of 50853121 in words is "fifty million, eight hundred fifty-three thousand, one hundred twenty-one".