1923456323 has 2 divisors, whose sum is σ = 1923456324. Its totient is φ = 1923456322.

The previous prime is 1923456319. The next prime is 1923456343. The reversal of 1923456323 is 3236543291.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1923456323 - 2² = 1923456319 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1923456343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961728161 + 961728162.

It is an arithmetic number, because the mean of its divisors is an integer number (961728162).

Almost surely, 2^1923456323 is an apocalyptic number.

1923456323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1923456323 is an equidigital number, since it uses as much as digits as its factorization.

1923456323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 38.

The square root of 1923456323 is about 43857.2265767000. The cubic root of 1923456323 is about 1243.6383608018.

It can be divided in two parts, 19234 and 56323, that added together give a palindrome (75557).

The spelling of 1923456323 in words is "one billion, nine hundred twenty-three million, four hundred fifty-six thousand, three hundred twenty-three".