103543542138 has 8 divisors (see below), whose sum is σ = 207087084288. Its totient is φ = 34514514044.

The previous prime is 103543542097. The next prime is 103543542161. The reversal of 103543542138 is 831245345301.

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

103543542138 is an admirable number.

It is a super-3 number, since 3×103543542138³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 103543542096 and 103543542105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8628628506 + ... + 8628628517.

It is an arithmetic number, because the mean of its divisors is an integer number (25885885536).

Almost surely, 2^103543542138 is an apocalyptic number.

103543542138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

103543542138 is a wasteful number, since it uses less digits than its factorization.

103543542138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17257257028.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 103543542138 its reverse (831245345301), we get a palindrome (934788887439).

The spelling of 103543542138 in words is "one hundred three billion, five hundred forty-three million, five hundred forty-two thousand, one hundred thirty-eight".