203460240453123 has 16 divisors (see below), whose sum is σ = 287255479817376. Its totient is φ = 127653552545280.

The previous prime is 203460240453097. The next prime is 203460240453143. The reversal of 203460240453123 is 321354042064302.

It is not a de Polignac number, because 203460240453123 - 2¹⁶ = 203460240387587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203460240453143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120635536 + ... + 122310477.

It is an arithmetic number, because the mean of its divisors is an integer number (17953467488586).

Almost surely, 2^{203460240453123} is an apocalyptic number.

203460240453123 is a deficient number, since it is larger than the sum of its proper divisors (83795239364253).

203460240453123 is a wasteful number, since it uses less digits than its factorization.

203460240453123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242962454.

The product of its (nonzero) digits is 414720, while the sum is 39.

The spelling of 203460240453123 in words is "two hundred three trillion, four hundred sixty billion, two hundred forty million, four hundred fifty-three thousand, one hundred twenty-three".