1403432330023 has 4 divisors (see below), whose sum is σ = 1403561582280. Its totient is φ = 1403303077768.

The previous prime is 1403432330021. The next prime is 1403432330087. The reversal of 1403432330023 is 3200332343041.

It is a happy number.

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 1403432330023 - 2¹ = 1403432330021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1403432329973 and 1403432330000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403432330021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64609840 + ... + 64631557.

It is an arithmetic number, because the mean of its divisors is an integer number (350890395570).

Almost surely, 2^{1403432330023} is an apocalyptic number.

1403432330023 is a deficient number, since it is larger than the sum of its proper divisors (129252257).

1403432330023 is a wasteful number, since it uses less digits than its factorization.

1403432330023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129252256.

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

Adding to 1403432330023 its reverse (3200332343041), we get a palindrome (4603764673064).

The spelling of 1403432330023 in words is "one trillion, four hundred three billion, four hundred thirty-two million, three hundred thirty thousand, twenty-three".