503140411 has 2 divisors, whose sum is σ = 503140412. Its totient is φ = 503140410.

The previous prime is 503140409. The next prime is 503140423. The reversal of 503140411 is 114041305.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 503140411 - 2¹ = 503140409 is a prime.

Together with 503140409, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (503140441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251570205 + 251570206.

It is an arithmetic number, because the mean of its divisors is an integer number (251570206).

Almost surely, 2^503140411 is an apocalyptic number.

503140411 is a deficient number, since it is larger than the sum of its proper divisors (1).

503140411 is an equidigital number, since it uses as much as digits as its factorization.

503140411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 503140411 is about 22430.7915821087. The cubic root of 503140411 is about 795.3587563729.

Adding to 503140411 its reverse (114041305), we get a palindrome (617181716).

The spelling of 503140411 in words is "five hundred three million, one hundred forty thousand, four hundred eleven".