10531663423 has 2 divisors, whose sum is σ = 10531663424. Its totient is φ = 10531663422.

The previous prime is 10531663381. The next prime is 10531663447. The reversal of 10531663423 is 32436613501.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10531663423 is a prime.

It is a super-2 number, since 2×10531663423² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10531663123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5265831711 + 5265831712.

It is an arithmetic number, because the mean of its divisors is an integer number (5265831712).

Almost surely, 2^10531663423 is an apocalyptic number.

10531663423 is a deficient number, since it is larger than the sum of its proper divisors (1).

10531663423 is an equidigital number, since it uses as much as digits as its factorization.

10531663423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 10531663423 in words is "ten billion, five hundred thirty-one million, six hundred sixty-three thousand, four hundred twenty-three".