1103231033 has 2 divisors, whose sum is σ = 1103231034. Its totient is φ = 1103231032.

The previous prime is 1103230957. The next prime is 1103231071. The reversal of 1103231033 is 3301323011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1028356624 + 74874409 = 32068^2 + 8653^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103231033 - 2²⁶ = 1036122169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1103231083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551615516 + 551615517.

It is an arithmetic number, because the mean of its divisors is an integer number (551615517).

Almost surely, 2^1103231033 is an apocalyptic number.

It is an amenable number.

1103231033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103231033 is an equidigital number, since it uses as much as digits as its factorization.

1103231033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1103231033 is about 33214.9218424491. The cubic root of 1103231033 is about 1033.2898338840.

Adding to 1103231033 its reverse (3301323011), we get a palindrome (4404554044).

The spelling of 1103231033 in words is "one billion, one hundred three million, two hundred thirty-one thousand, thirty-three".