50137049 has 2 divisors, whose sum is σ = 50137050. Its totient is φ = 50137048.

The previous prime is 50137039. The next prime is 50137051. The reversal of 50137049 is 94073105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45697600 + 4439449 = 6760^2 + 2107^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50137049 is a prime.

Together with 50137051, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50137039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25068524 + 25068525.

It is an arithmetic number, because the mean of its divisors is an integer number (25068525).

Almost surely, 2^50137049 is an apocalyptic number.

It is an amenable number.

50137049 is a deficient number, since it is larger than the sum of its proper divisors (1).

50137049 is an equidigital number, since it uses as much as digits as its factorization.

50137049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 50137049 is about 7080.7520080850. The cubic root of 50137049 is about 368.7394380198.

The spelling of 50137049 in words is "fifty million, one hundred thirty-seven thousand, forty-nine".