50120647 has 2 divisors, whose sum is σ = 50120648. Its totient is φ = 50120646.

The previous prime is 50120639. The next prime is 50120663. The reversal of 50120647 is 74602105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50120647 - 2³ = 50120639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50120627) 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, 25060323 + 25060324.

It is an arithmetic number, because the mean of its divisors is an integer number (25060324).

Almost surely, 2^50120647 is an apocalyptic number.

50120647 is a deficient number, since it is larger than the sum of its proper divisors (1).

50120647 is an equidigital number, since it uses as much as digits as its factorization.

50120647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 50120647 is about 7079.5937030313. The cubic root of 50120647 is about 368.6992234211.

The spelling of 50120647 in words is "fifty million, one hundred twenty thousand, six hundred forty-seven".