102543126 has 16 divisors (see below), whose sum is σ = 234384384. Its totient is φ = 29298024.

The previous prime is 102543113. The next prime is 102543149. The reversal of 102543126 is 621345201.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102543096 and 102543105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1220710 + ... + 1220793.

It is an arithmetic number, because the mean of its divisors is an integer number (14649024).

Almost surely, 2^102543126 is an apocalyptic number.

102543126 is an abundant number, since it is smaller than the sum of its proper divisors (131841258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102543126 is a wasteful number, since it uses less digits than its factorization.

102543126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441515.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 102543126 is about 10126.3579830065. The cubic root of 102543126 is about 468.0607069325.

Adding to 102543126 its reverse (621345201), we get a palindrome (723888327).

The spelling of 102543126 in words is "one hundred two million, five hundred forty-three thousand, one hundred twenty-six".