50531423 has 2 divisors, whose sum is σ = 50531424. Its totient is φ = 50531422.

The previous prime is 50531401. The next prime is 50531443. The reversal of 50531423 is 32413505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50531423 - 2⁶ = 50531359 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50531443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25265711 + 25265712.

It is an arithmetic number, because the mean of its divisors is an integer number (25265712).

Almost surely, 2^50531423 is an apocalyptic number.

50531423 is a deficient number, since it is larger than the sum of its proper divisors (1).

50531423 is an equidigital number, since it uses as much as digits as its factorization.

50531423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 50531423 is about 7108.5457725192. The cubic root of 50531423 is about 369.7037389838.

Adding to 50531423 its reverse (32413505), we get a palindrome (82944928).

The spelling of 50531423 in words is "fifty million, five hundred thirty-one thousand, four hundred twenty-three".