240131424403 has 4 divisors (see below), whose sum is σ = 258603072448. Its totient is φ = 221659776360.

The previous prime is 240131424367. The next prime is 240131424439. The reversal of 240131424403 is 304424131042.

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

It is an interprime number because it is at equal distance from previous prime (240131424367) and next prime (240131424439).

It is a cyclic number.

It is not a de Polignac number, because 240131424403 - 2⁹ = 240131423891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240131454403) 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, 9235824003 + ... + 9235824028.

It is an arithmetic number, because the mean of its divisors is an integer number (64650768112).

Almost surely, 2^240131424403 is an apocalyptic number.

240131424403 is a deficient number, since it is larger than the sum of its proper divisors (18471648045).

240131424403 is a wasteful number, since it uses less digits than its factorization.

240131424403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18471648044.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 240131424403 its reverse (304424131042), we get a palindrome (544555555445).

The spelling of 240131424403 in words is "two hundred forty billion, one hundred thirty-one million, four hundred twenty-four thousand, four hundred three".