2603073155323 has 8 divisors (see below), whose sum is σ = 2693040361200. Its totient is φ = 2513119687008.

The previous prime is 2603073155299. The next prime is 2603073155329. The reversal of 2603073155323 is 3235513703062.

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

It is a de Polignac number, because none of the positive numbers 2^k-2603073155323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2603073155329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3048133 + ... + 3807526.

It is an arithmetic number, because the mean of its divisors is an integer number (336630045150).

Almost surely, 2^{2603073155323} is an apocalyptic number.

2603073155323 is a deficient number, since it is larger than the sum of its proper divisors (89967205877).

2603073155323 is a wasteful number, since it uses less digits than its factorization.

2603073155323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6868781.

The product of its (nonzero) digits is 340200, while the sum is 40.

Adding to 2603073155323 its reverse (3235513703062), we get a palindrome (5838586858385).

The spelling of 2603073155323 in words is "two trillion, six hundred three billion, seventy-three million, one hundred fifty-five thousand, three hundred twenty-three".