50099149 has 2 divisors, whose sum is σ = 50099150. Its totient is φ = 50099148.

The previous prime is 50099123. The next prime is 50099177. The reversal of 50099149 is 94199005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36542025 + 13557124 = 6045^2 + 3682^2 .

It is a cyclic number.

It is not a de Polignac number, because 50099149 - 2¹⁵ = 50066381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50099549) 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, 25049574 + 25049575.

It is an arithmetic number, because the mean of its divisors is an integer number (25049575).

Almost surely, 2^50099149 is an apocalyptic number.

It is an amenable number.

50099149 is a deficient number, since it is larger than the sum of its proper divisors (1).

50099149 is an equidigital number, since it uses as much as digits as its factorization.

50099149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 50099149 is about 7078.0752327169. The cubic root of 50099149 is about 368.6465011073.

The spelling of 50099149 in words is "fifty million, ninety-nine thousand, one hundred forty-nine".