2340134231 has 4 divisors (see below), whose sum is σ = 2415622464. Its totient is φ = 2264646000.

The previous prime is 2340134197. The next prime is 2340134233. The reversal of 2340134231 is 1324310432.

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

It is a cyclic number.

It is not a de Polignac number, because 2340134231 - 2¹⁰ = 2340133207 is a prime.

It is a super-2 number, since 2×2340134231² = 10952456438195922722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2340134197 and 2340134206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340134233) 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, 37744070 + ... + 37744131.

It is an arithmetic number, because the mean of its divisors is an integer number (603905616).

Almost surely, 2^2340134231 is an apocalyptic number.

2340134231 is a deficient number, since it is larger than the sum of its proper divisors (75488233).

2340134231 is an equidigital number, since it uses as much as digits as its factorization.

2340134231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75488232.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 2340134231 is about 48374.9339120996. The cubic root of 2340134231 is about 1327.6397793900.

Adding to 2340134231 its reverse (1324310432), we get a palindrome (3664444663).

The spelling of 2340134231 in words is "two billion, three hundred forty million, one hundred thirty-four thousand, two hundred thirty-one".