23403003301403 has 16 divisors (see below), whose sum is σ = 25553417256960. Its totient is φ = 21256404523200.

The previous prime is 23403003301367. The next prime is 23403003301421. The reversal of 23403003301403 is 30410330030432.

It is a happy number.

It is not a de Polignac number, because 23403003301403 - 2⁶ = 23403003301339 is a prime.

It is a super-3 number, since 3×23403003301403³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23403003301603) 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, 129921626 + ... + 130101632.

It is an arithmetic number, because the mean of its divisors is an integer number (1597088578560).

Almost surely, 2^{23403003301403} is an apocalyptic number.

23403003301403 is a deficient number, since it is larger than the sum of its proper divisors (2150413955557).

23403003301403 is a wasteful number, since it uses less digits than its factorization.

23403003301403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190538.

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 23403003301403 its reverse (30410330030432), we get a palindrome (53813333331835).

The spelling of 23403003301403 in words is "twenty-three trillion, four hundred three billion, three million, three hundred one thousand, four hundred three".