50133949 has 2 divisors, whose sum is σ = 50133950. Its totient is φ = 50133948.

The previous prime is 50133947. The next prime is 50133959. The reversal of 50133949 is 94933105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36517849 + 13616100 = 6043^2 + 3690^2 .

It is a cyclic number.

It is not a de Polignac number, because 50133949 - 2¹ = 50133947 is a prime.

Together with 50133947, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50133947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25066974 + 25066975.

It is an arithmetic number, because the mean of its divisors is an integer number (25066975).

Almost surely, 2^50133949 is an apocalyptic number.

It is an amenable number.

50133949 is a deficient number, since it is larger than the sum of its proper divisors (1).

50133949 is an equidigital number, since it uses as much as digits as its factorization.

50133949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 50133949 is about 7080.5331013985. The cubic root of 50133949 is about 368.7318380790.

The spelling of 50133949 in words is "fifty million, one hundred thirty-three thousand, nine hundred forty-nine".