103243011534 has 64 divisors (see below), whose sum is σ = 255597249600. Its totient is φ = 30671657856.

The previous prime is 103243011527. The next prime is 103243011539. The reversal of 103243011534 is 435110342301.

It is a happy number.

103243011534 is a `hidden beast` number, since 1 + 0 + 324 + 301 + 1 + 5 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 103243011498 and 103243011507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103243011539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2515329 + ... + 2556044.

It is an arithmetic number, because the mean of its divisors is an integer number (3993707025).

Almost surely, 2^103243011534 is an apocalyptic number.

103243011534 is an abundant number, since it is smaller than the sum of its proper divisors (152354238066).

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

103243011534 is a wasteful number, since it uses less digits than its factorization.

103243011534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5071426 (or 5071420 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 103243011534 its reverse (435110342301), we get a palindrome (538353353835).

The spelling of 103243011534 in words is "one hundred three billion, two hundred forty-three million, eleven thousand, five hundred thirty-four".