50053643 has 2 divisors, whose sum is σ = 50053644. Its totient is φ = 50053642.

The previous prime is 50053613. The next prime is 50053669. The reversal of 50053643 is 34635005.

It is an a-pointer prime, because the next prime (50053669) can be obtained adding 50053643 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50053643 - 2⁸ = 50053387 is a prime.

It is not a weakly prime, because it can be changed into another prime (50053613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25026821 + 25026822.

It is an arithmetic number, because the mean of its divisors is an integer number (25026822).

Almost surely, 2^50053643 is an apocalyptic number.

50053643 is a deficient number, since it is larger than the sum of its proper divisors (1).

50053643 is an equidigital number, since it uses as much as digits as its factorization.

50053643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 50053643 is about 7074.8599279420. The cubic root of 50053643 is about 368.5348511107.

Adding to 50053643 its reverse (34635005), we get a palindrome (84688648).

The spelling of 50053643 in words is "fifty million, fifty-three thousand, six hundred forty-three".