50161357 has 2 divisors, whose sum is σ = 50161358. Its totient is φ = 50161356.

The previous prime is 50161351. The next prime is 50161393. The reversal of 50161357 is 75316105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39702601 + 10458756 = 6301^2 + 3234^2 .

It is a cyclic number.

It is not a de Polignac number, because 50161357 - 2¹⁹ = 49637069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50161351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25080678 + 25080679.

It is an arithmetic number, because the mean of its divisors is an integer number (25080679).

Almost surely, 2^50161357 is an apocalyptic number.

It is an amenable number.

50161357 is a deficient number, since it is larger than the sum of its proper divisors (1).

50161357 is an equidigital number, since it uses as much as digits as its factorization.

50161357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 50161357 is about 7082.4682844330. The cubic root of 50161357 is about 368.7990205060.

The spelling of 50161357 in words is "fifty million, one hundred sixty-one thousand, three hundred fifty-seven".