50401523 has 2 divisors, whose sum is σ = 50401524. Its totient is φ = 50401522.

The previous prime is 50401513. The next prime is 50401529. The reversal of 50401523 is 32510405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50401523 - 2²² = 46207219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 50401495 and 50401504.

It is not a weakly prime, because it can be changed into another prime (50401529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25200761 + 25200762.

It is an arithmetic number, because the mean of its divisors is an integer number (25200762).

Almost surely, 2^50401523 is an apocalyptic number.

50401523 is a deficient number, since it is larger than the sum of its proper divisors (1).

50401523 is an equidigital number, since it uses as much as digits as its factorization.

50401523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 50401523 is about 7099.4030030700. The cubic root of 50401523 is about 369.3866707547.

Adding to 50401523 its reverse (32510405), we get a palindrome (82911928).

The spelling of 50401523 in words is "fifty million, four hundred one thousand, five hundred twenty-three".