323503540460461 has 2 divisors, whose sum is σ = 323503540460462. Its totient is φ = 323503540460460.

The previous prime is 323503540460447. The next prime is 323503540460603. The reversal of 323503540460461 is 164064045305323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 314715760452900 + 8787780007561 = 17740230^2 + 2964419^2 .

It is a cyclic number.

It is not a de Polignac number, because 323503540460461 - 2¹³ = 323503540452269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323503540460161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161751770230230 + 161751770230231.

It is an arithmetic number, because the mean of its divisors is an integer number (161751770230231).

Almost surely, 2^{323503540460461} is an apocalyptic number.

It is an amenable number.

323503540460461 is a deficient number, since it is larger than the sum of its proper divisors (1).

323503540460461 is an equidigital number, since it uses as much as digits as its factorization.

323503540460461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 46.

Adding to 323503540460461 its reverse (164064045305323), we get a palindrome (487567585765784).

It can be divided in two parts, 323503540 and 460461, that added together give a square (323964001 = 17999²).

The spelling of 323503540460461 in words is "three hundred twenty-three trillion, five hundred three billion, five hundred forty million, four hundred sixty thousand, four hundred sixty-one".