50121151 has 16 divisors (see below), whose sum is σ = 54263520. Its totient is φ = 46126080.

The previous prime is 50121133. The next prime is 50121167. The reversal of 50121151 is 15112105.

It is a cyclic number.

It is not a de Polignac number, because 50121151 - 2⁷ = 50121023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50121131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237436 + ... + 237646.

It is an arithmetic number, because the mean of its divisors is an integer number (3391470).

Almost surely, 2^50121151 is an apocalyptic number.

50121151 is a deficient number, since it is larger than the sum of its proper divisors (4142369).

50121151 is a wasteful number, since it uses less digits than its factorization.

50121151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474.

The product of its (nonzero) digits is 50, while the sum is 16.

The square root of 50121151 is about 7079.6292982048. The cubic root of 50121151 is about 368.7004592644.

Adding to 50121151 its reverse (15112105), we get a palindrome (65233256).

The spelling of 50121151 in words is "fifty million, one hundred twenty-one thousand, one hundred fifty-one".