50049121 has 2 divisors, whose sum is σ = 50049122. Its totient is φ = 50049120.

The previous prime is 50049113. The next prime is 50049133. The reversal of 50049121 is 12194005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39551521 + 10497600 = 6289^2 + 3240^2 .

It is a cyclic number.

It is not a de Polignac number, because 50049121 - 2³ = 50049113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50049092 and 50049101.

It is not a weakly prime, because it can be changed into another prime (50049161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25024560 + 25024561.

It is an arithmetic number, because the mean of its divisors is an integer number (25024561).

Almost surely, 2^50049121 is an apocalyptic number.

It is an amenable number.

50049121 is a deficient number, since it is larger than the sum of its proper divisors (1).

50049121 is an equidigital number, since it uses as much as digits as its factorization.

50049121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 50049121 is about 7074.5403384248. The cubic root of 50049121 is about 368.5237525860.

The spelling of 50049121 in words is "fifty million, forty-nine thousand, one hundred twenty-one".