1403304323023 has 8 divisors (see below), whose sum is σ = 1487181872592. Its totient is φ = 1319574577536.

The previous prime is 1403304322969. The next prime is 1403304323039. The reversal of 1403304323023 is 3203234033041.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1403304323023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1403304322982 and 1403304323000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403304323093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36931465 + ... + 36969442.

It is an arithmetic number, because the mean of its divisors is an integer number (185897734074).

Almost surely, 2^{1403304323023} is an apocalyptic number.

1403304323023 is a deficient number, since it is larger than the sum of its proper divisors (83877549569).

1403304323023 is a wasteful number, since it uses less digits than its factorization.

1403304323023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73902041.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 1403304323023 its reverse (3203234033041), we get a palindrome (4606538356064).

The spelling of 1403304323023 in words is "one trillion, four hundred three billion, three hundred four million, three hundred twenty-three thousand, twenty-three".