2340131403 has 4 divisors (see below), whose sum is σ = 3120175208. Its totient is φ = 1560087600.

The previous prime is 2340131401. The next prime is 2340131459. The reversal of 2340131403 is 3041310432.

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

It is not a de Polignac number, because 2340131403 - 2¹ = 2340131401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2340131403.

It is not an unprimeable number, because it can be changed into a prime (2340131401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390021898 + ... + 390021903.

It is an arithmetic number, because the mean of its divisors is an integer number (780043802).

Almost surely, 2^2340131403 is an apocalyptic number.

2340131403 is a deficient number, since it is larger than the sum of its proper divisors (780043805).

2340131403 is an equidigital number, since it uses as much as digits as its factorization.

2340131403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780043804.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2340131403 is about 48374.9046820766. The cubic root of 2340131403 is about 1327.6392445821.

Adding to 2340131403 its reverse (3041310432), we get a palindrome (5381441835).

The spelling of 2340131403 in words is "two billion, three hundred forty million, one hundred thirty-one thousand, four hundred three".