10323440531 has 2 divisors, whose sum is σ = 10323440532. Its totient is φ = 10323440530.

The previous prime is 10323440527. The next prime is 10323440539. The reversal of 10323440531 is 13504432301.

10323440531 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (13504432301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10323440531 - 2² = 10323440527 is a prime.

It is a super-2 number, since 2×10323440531² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10323440531.

It is not a weakly prime, because it can be changed into another prime (10323440539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5161720265 + 5161720266.

It is an arithmetic number, because the mean of its divisors is an integer number (5161720266).

Almost surely, 2^10323440531 is an apocalyptic number.

10323440531 is a deficient number, since it is larger than the sum of its proper divisors (1).

10323440531 is an equidigital number, since it uses as much as digits as its factorization.

10323440531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 10323440531 its reverse (13504432301), we get a palindrome (23827872832).

The spelling of 10323440531 in words is "ten billion, three hundred twenty-three million, four hundred forty thousand, five hundred thirty-one".