50490133 has 2 divisors, whose sum is σ = 50490134. Its totient is φ = 50490132.

The previous prime is 50490113. The next prime is 50490137. The reversal of 50490133 is 33109405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45724644 + 4765489 = 6762^2 + 2183^2 .

It is a cyclic number.

It is not a de Polignac number, because 50490133 - 2¹⁷ = 50359061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50490098 and 50490107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50490137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25245066 + 25245067.

It is an arithmetic number, because the mean of its divisors is an integer number (25245067).

Almost surely, 2^50490133 is an apocalyptic number.

It is an amenable number.

50490133 is a deficient number, since it is larger than the sum of its proper divisors (1).

50490133 is an equidigital number, since it uses as much as digits as its factorization.

50490133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 50490133 is about 7105.6409281640. The cubic root of 50490133 is about 369.6030146811.

Adding to 50490133 its reverse (33109405), we get a palindrome (83599538).

The spelling of 50490133 in words is "fifty million, four hundred ninety thousand, one hundred thirty-three".