10543152123 has 48 divisors (see below), whose sum is σ = 18465947136. Its totient is φ = 5658704640.

The previous prime is 10543152119. The next prime is 10543152143. The reversal of 10543152123 is 32125134501.

10543152123 is a `hidden beast` number, since 10 + 5 + 431 + 5 + 212 + 3 = 666.

It is not a de Polignac number, because 10543152123 - 2² = 10543152119 is a prime.

It is a super-2 number, since 2×10543152123² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10543152143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 528928 + ... + 548498.

It is an arithmetic number, because the mean of its divisors is an integer number (384707232).

Almost surely, 2^10543152123 is an apocalyptic number.

10543152123 is a deficient number, since it is larger than the sum of its proper divisors (7922795013).

10543152123 is a wasteful number, since it uses less digits than its factorization.

10543152123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20104 (or 20101 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 10543152123 its reverse (32125134501), we get a palindrome (42668286624).

The spelling of 10543152123 in words is "ten billion, five hundred forty-three million, one hundred fifty-two thousand, one hundred twenty-three".