50568121 has 2 divisors, whose sum is σ = 50568122. Its totient is φ = 50568120.

The previous prime is 50568113. The next prime is 50568151. The reversal of 50568121 is 12186505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46308025 + 4260096 = 6805^2 + 2064^2 .

It is a cyclic number.

It is not a de Polignac number, because 50568121 - 2³ = 50568113 is a prime.

It is a super-2 number, since 2×50568121² = 5114269722941282, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50568121.

It is not a weakly prime, because it can be changed into another prime (50568151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25284060 + 25284061.

It is an arithmetic number, because the mean of its divisors is an integer number (25284061).

Almost surely, 2^50568121 is an apocalyptic number.

It is an amenable number.

50568121 is a deficient number, since it is larger than the sum of its proper divisors (1).

50568121 is an equidigital number, since it uses as much as digits as its factorization.

50568121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 50568121 is about 7111.1265633513. The cubic root of 50568121 is about 369.7932153527.

The spelling of 50568121 in words is "fifty million, five hundred sixty-eight thousand, one hundred twenty-one".