503534461 has 2 divisors, whose sum is σ = 503534462. Its totient is φ = 503534460.

The previous prime is 503534459. The next prime is 503534467. The reversal of 503534461 is 164435305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 469545561 + 33988900 = 21669^2 + 5830^2 .

It is a cyclic number.

It is not a de Polignac number, because 503534461 - 2¹ = 503534459 is a prime.

Together with 503534459, 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 (503534467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251767230 + 251767231.

It is an arithmetic number, because the mean of its divisors is an integer number (251767231).

Almost surely, 2^503534461 is an apocalyptic number.

It is an amenable number.

503534461 is a deficient number, since it is larger than the sum of its proper divisors (1).

503534461 is an equidigital number, since it uses as much as digits as its factorization.

503534461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 503534461 is about 22439.5735476412. The cubic root of 503534461 is about 795.5663388074.

Adding to 503534461 its reverse (164435305), we get a palindrome (667969766).

The spelling of 503534461 in words is "five hundred three million, five hundred thirty-four thousand, four hundred sixty-one".