50413591 has 2 divisors, whose sum is σ = 50413592. Its totient is φ = 50413590.

The previous prime is 50413589. The next prime is 50413603. The reversal of 50413591 is 19531405.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50413591 - 2¹ = 50413589 is a prime.

Together with 50413589, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50413091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25206795 + 25206796.

It is an arithmetic number, because the mean of its divisors is an integer number (25206796).

Almost surely, 2^50413591 is an apocalyptic number.

50413591 is a deficient number, since it is larger than the sum of its proper divisors (1).

50413591 is an equidigital number, since it uses as much as digits as its factorization.

50413591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 50413591 is about 7100.2528828204. The cubic root of 50413591 is about 369.4161500398.

Adding to 50413591 its reverse (19531405), we get a palindrome (69944996).

The spelling of 50413591 in words is "fifty million, four hundred thirteen thousand, five hundred ninety-one".