1123963523 has 2 divisors, whose sum is σ = 1123963524. Its totient is φ = 1123963522.

The previous prime is 1123963459. The next prime is 1123963549. The reversal of 1123963523 is 3253693211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1123963523 - 2⁶ = 1123963459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123963223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561981761 + 561981762.

It is an arithmetic number, because the mean of its divisors is an integer number (561981762).

Almost surely, 2^1123963523 is an apocalyptic number.

1123963523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123963523 is an equidigital number, since it uses as much as digits as its factorization.

1123963523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 35.

The square root of 1123963523 is about 33525.5652152205. The cubic root of 1123963523 is about 1039.7224120468.

The spelling of 1123963523 in words is "one billion, one hundred twenty-three million, nine hundred sixty-three thousand, five hundred twenty-three".