863524314461 has 2 divisors, whose sum is σ = 863524314462. Its totient is φ = 863524314460.

The previous prime is 863524314431. The next prime is 863524314479. The reversal of 863524314461 is 164413425368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 790445464900 + 73078849561 = 889070^2 + 270331^2 .

It is a cyclic number.

It is not a de Polignac number, because 863524314461 - 2³⁰ = 862450572637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (863524314431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431762157230 + 431762157231.

It is an arithmetic number, because the mean of its divisors is an integer number (431762157231).

Almost surely, 2^863524314461 is an apocalyptic number.

It is an amenable number.

863524314461 is a deficient number, since it is larger than the sum of its proper divisors (1).

863524314461 is an equidigital number, since it uses as much as digits as its factorization.

863524314461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 47.

The spelling of 863524314461 in words is "eight hundred sixty-three billion, five hundred twenty-four million, three hundred fourteen thousand, four hundred sixty-one".