240533240131003 has 4 divisors (see below), whose sum is σ = 247034138512960. Its totient is φ = 234032341749048.

The previous prime is 240533240130979. The next prime is 240533240131007. The reversal of 240533240131003 is 300131042335042.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240533240131003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240533240131007) 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, 3250449190923 + ... + 3250449190996.

It is an arithmetic number, because the mean of its divisors is an integer number (61758534628240).

Almost surely, 2^{240533240131003} is an apocalyptic number.

240533240131003 is a deficient number, since it is larger than the sum of its proper divisors (6500898381957).

240533240131003 is an equidigital number, since it uses as much as digits as its factorization.

240533240131003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6500898381956.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 240533240131003 its reverse (300131042335042), we get a palindrome (540664282466045).

The spelling of 240533240131003 in words is "two hundred forty trillion, five hundred thirty-three billion, two hundred forty million, one hundred thirty-one thousand, three".