50545121 has 8 divisors (see below), whose sum is σ = 55512000. Its totient is φ = 45640240.

The previous prime is 50545067. The next prime is 50545129. The reversal of 50545121 is 12154505.

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 50545121 - 2¹⁰ = 50544097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50545129) 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, 13781 + ... + 17058.

It is an arithmetic number, because the mean of its divisors is an integer number (6939000).

Almost surely, 2^50545121 is an apocalyptic number.

It is an amenable number.

50545121 is a deficient number, since it is larger than the sum of its proper divisors (4966879).

50545121 is a wasteful number, since it uses less digits than its factorization.

50545121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30999.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 50545121 is about 7109.5091954368. The cubic root of 50545121 is about 369.7371422537.

Adding to 50545121 its reverse (12154505), we get a palindrome (62699626).

The spelling of 50545121 in words is "fifty million, five hundred forty-five thousand, one hundred twenty-one".