50434513 has 2 divisors, whose sum is σ = 50434514. Its totient is φ = 50434512.

The previous prime is 50434511. The next prime is 50434519. The reversal of 50434513 is 31543405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33558849 + 16875664 = 5793^2 + 4108^2 .

It is a cyclic number.

It is not a de Polignac number, because 50434513 - 2¹ = 50434511 is a prime.

Together with 50434511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (50434511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25217256 + 25217257.

It is an arithmetic number, because the mean of its divisors is an integer number (25217257).

Almost surely, 2^50434513 is an apocalyptic number.

It is an amenable number.

50434513 is a deficient number, since it is larger than the sum of its proper divisors (1).

50434513 is an equidigital number, since it uses as much as digits as its factorization.

50434513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 50434513 is about 7101.7260577975. The cubic root of 50434513 is about 369.4672464181.

Adding to 50434513 its reverse (31543405), we get a palindrome (81977918).

The spelling of 50434513 in words is "fifty million, four hundred thirty-four thousand, five hundred thirteen".