1234040323 has 2 divisors, whose sum is σ = 1234040324. Its totient is φ = 1234040322.

The previous prime is 1234040293. The next prime is 1234040341. The reversal of 1234040323 is 3230404321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1234040323 - 2²⁹ = 697169411 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1234040294 and 1234040303.

It is not a weakly prime, because it can be changed into another prime (1234040363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617020161 + 617020162.

It is an arithmetic number, because the mean of its divisors is an integer number (617020162).

Almost surely, 2^1234040323 is an apocalyptic number.

1234040323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234040323 is an equidigital number, since it uses as much as digits as its factorization.

1234040323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 1234040323 is about 35128.9100741825. The cubic root of 1234040323 is about 1072.6131497671.

Adding to 1234040323 its reverse (3230404321), we get a palindrome (4464444644).

The spelling of 1234040323 in words is "one billion, two hundred thirty-four million, forty thousand, three hundred twenty-three".