49999133 has 2 divisors, whose sum is σ = 49999134. Its totient is φ = 49999132.

The previous prime is 49999121. The next prime is 49999151. The reversal of 49999133 is 33199994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49942489 + 56644 = 7067^2 + 238^2 .

It is a cyclic number.

It is not a de Polignac number, because 49999133 - 2⁶ = 49999069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49929133) 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, 24999566 + 24999567.

It is an arithmetic number, because the mean of its divisors is an integer number (24999567).

Almost surely, 2^49999133 is an apocalyptic number.

It is an amenable number.

49999133 is a deficient number, since it is larger than the sum of its proper divisors (1).

49999133 is an equidigital number, since it uses as much as digits as its factorization.

49999133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 236196, while the sum is 47.

The square root of 49999133 is about 7071.0065054418. The cubic root of 49999133 is about 368.4010204815.

The spelling of 49999133 in words is "forty-nine million, nine hundred ninety-nine thousand, one hundred thirty-three".