1113552433 has 4 divisors (see below), whose sum is σ = 1272631360. Its totient is φ = 954473508.

The previous prime is 1113552431. The next prime is 1113552449. The reversal of 1113552433 is 3342553111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3342553111 = 449 ⋅7444439.

It is a cyclic number.

It is not a de Polignac number, because 1113552433 - 2¹ = 1113552431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113552431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79539453 + ... + 79539466.

It is an arithmetic number, because the mean of its divisors is an integer number (318157840).

Almost surely, 2^1113552433 is an apocalyptic number.

It is an amenable number.

1113552433 is a deficient number, since it is larger than the sum of its proper divisors (159078927).

1113552433 is an equidigital number, since it uses as much as digits as its factorization.

1113552433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159078926.

The product of its digits is 5400, while the sum is 28.

The square root of 1113552433 is about 33369.9330685574. The cubic root of 1113552433 is about 1036.5021892235.

The spelling of 1113552433 in words is "one billion, one hundred thirteen million, five hundred fifty-two thousand, four hundred thirty-three".