2340142223 has 2 divisors, whose sum is σ = 2340142224. Its totient is φ = 2340142222.

The previous prime is 2340142183. The next prime is 2340142243. The reversal of 2340142223 is 3222410432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2340142223 - 2⁸ = 2340141967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2340142243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170071111 + 1170071112.

It is an arithmetic number, because the mean of its divisors is an integer number (1170071112).

Almost surely, 2^2340142223 is an apocalyptic number.

2340142223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340142223 is an equidigital number, since it uses as much as digits as its factorization.

2340142223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2340142223 is about 48375.0165167930. The cubic root of 2340142223 is about 1327.6412907684.

Adding to 2340142223 its reverse (3222410432), we get a palindrome (5562552655).

Subtracting 2340142223 from its reverse (3222410432), we obtain a square (882268209 = 29703²).

The spelling of 2340142223 in words is "two billion, three hundred forty million, one hundred forty-two thousand, two hundred twenty-three".