10543442323 has 8 divisors (see below), whose sum is σ = 11131299920. Its totient is φ = 9958878720.

The previous prime is 10543442309. The next prime is 10543442339. The reversal of 10543442323 is 32324434501.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10543442323 is a prime.

It is a super-2 number, since 2×10543442323² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10543442363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 816918 + ... + 829723.

It is an arithmetic number, because the mean of its divisors is an integer number (1391412490).

Almost surely, 2^10543442323 is an apocalyptic number.

10543442323 is a deficient number, since it is larger than the sum of its proper divisors (587857597).

10543442323 is a wasteful number, since it uses less digits than its factorization.

10543442323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646997.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 10543442323 its reverse (32324434501), we get a palindrome (42867876824).

The spelling of 10543442323 in words is "ten billion, five hundred forty-three million, four hundred forty-two thousand, three hundred twenty-three".