1123553433 has 16 divisors (see below), whose sum is σ = 1542278336. Its totient is φ = 727030080.

The previous prime is 1123553419. The next prime is 1123553447. The reversal of 1123553433 is 3343553211.

It is an interprime number because it is at equal distance from previous prime (1123553419) and next prime (1123553447).

It is not a de Polignac number, because 1123553433 - 2⁶ = 1123553369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1123553433.

It is not an unprimeable number, because it can be changed into a prime (1123553033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34710 + ... + 58752.

It is an arithmetic number, because the mean of its divisors is an integer number (96392396).

Almost surely, 2^1123553433 is an apocalyptic number.

It is an amenable number.

1123553433 is a deficient number, since it is larger than the sum of its proper divisors (418724903).

1123553433 is a wasteful number, since it uses less digits than its factorization.

1123553433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24504.

The product of its digits is 16200, while the sum is 30.

The square root of 1123553433 is about 33519.4485784000. The cubic root of 1123553433 is about 1039.5959454187.

The spelling of 1123553433 in words is "one billion, one hundred twenty-three million, five hundred fifty-three thousand, four hundred thirty-three".