50521151 has 2 divisors, whose sum is σ = 50521152. Its totient is φ = 50521150.

The previous prime is 50521091. The next prime is 50521181. The reversal of 50521151 is 15112505.

It is a happy number.

50521151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50521151 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50521181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25260575 + 25260576.

It is an arithmetic number, because the mean of its divisors is an integer number (25260576).

Almost surely, 2^50521151 is an apocalyptic number.

50521151 is a deficient number, since it is larger than the sum of its proper divisors (1).

50521151 is an equidigital number, since it uses as much as digits as its factorization.

50521151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 50521151 is about 7107.8232251513. The cubic root of 50521151 is about 369.6786862283.

Adding to 50521151 its reverse (15112505), we get a palindrome (65633656).

The spelling of 50521151 in words is "fifty million, five hundred twenty-one thousand, one hundred fifty-one".