103405443256 has 16 divisors (see below), whose sum is σ = 193889291040. Its totient is φ = 51701632320.

The previous prime is 103405443241. The next prime is 103405443259. The reversal of 103405443256 is 652344504301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103405443259) 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 3 ways as a sum of consecutive naturals, for example, 384300 + ... + 595396.

It is an arithmetic number, because the mean of its divisors is an integer number (12118080690).

Almost surely, 2^103405443256 is an apocalyptic number.

It is an amenable number.

103405443256 is a deficient number, since it is larger than the sum of its proper divisors (90483847784).

103405443256 is a wasteful number, since it uses less digits than its factorization.

103405443256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272334 (or 272330 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 103405443256 its reverse (652344504301), we get a palindrome (755749947557).

The spelling of 103405443256 in words is "one hundred three billion, four hundred five million, four hundred forty-three thousand, two hundred fifty-six".