2340403031 has 2 divisors, whose sum is σ = 2340403032. Its totient is φ = 2340403030.

The previous prime is 2340402997. The next prime is 2340403057. The reversal of 2340403031 is 1303040432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2340403031 - 2¹⁴ = 2340386647 is a prime.

It is a super-2 number, since 2×2340403031² = 10954972695027973922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2340402994 and 2340403012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2340403231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170201515 + 1170201516.

It is an arithmetic number, because the mean of its divisors is an integer number (1170201516).

Almost surely, 2^2340403031 is an apocalyptic number.

2340403031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340403031 is an equidigital number, since it uses as much as digits as its factorization.

2340403031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2340403031 is about 48377.7121306909. The cubic root of 2340403031 is about 1327.6906106493.

Adding to 2340403031 its reverse (1303040432), we get a palindrome (3643443463).

The spelling of 2340403031 in words is "two billion, three hundred forty million, four hundred three thousand, thirty-one".