1234142323 has 2 divisors, whose sum is σ = 1234142324. Its totient is φ = 1234142322.

The previous prime is 1234142311. The next prime is 1234142339. The reversal of 1234142323 is 3232414321.

It is a weak prime.

It is an emirp because it is prime and its reverse (3232414321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1234142323 is a prime.

It is not a weakly prime, because it can be changed into another prime (1234148323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617071161 + 617071162.

It is an arithmetic number, because the mean of its divisors is an integer number (617071162).

Almost surely, 2^1234142323 is an apocalyptic number.

1234142323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234142323 is an equidigital number, since it uses as much as digits as its factorization.

1234142323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 25.

The square root of 1234142323 is about 35130.3618398672. The cubic root of 1234142323 is about 1072.6427013479.

Adding to 1234142323 its reverse (3232414321), we get a palindrome (4466556644).

The spelling of 1234142323 in words is "one billion, two hundred thirty-four million, one hundred forty-two thousand, three hundred twenty-three".