1403001123023 has 4 divisors (see below), whose sum is σ = 1423941438360. Its totient is φ = 1382060807688.

The previous prime is 1403001122989. The next prime is 1403001123061. The reversal of 1403001123023 is 3203211003041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1403001123023 - 2²² = 1402996928719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1403001122986 and 1403001123004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403001143023) 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 3 ways as a sum of consecutive naturals, for example, 10470157568 + ... + 10470157701.

It is an arithmetic number, because the mean of its divisors is an integer number (355985359590).

Almost surely, 2^{1403001123023} is an apocalyptic number.

1403001123023 is a deficient number, since it is larger than the sum of its proper divisors (20940315337).

1403001123023 is an equidigital number, since it uses as much as digits as its factorization.

1403001123023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20940315336.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1403001123023 its reverse (3203211003041), we get a palindrome (4606212126064).

The spelling of 1403001123023 in words is "one trillion, four hundred three billion, one million, one hundred twenty-three thousand, twenty-three".