1133455144 has 32 divisors (see below), whose sum is σ = 2253280680. Its totient is φ = 532670464.

The previous prime is 1133455133. The next prime is 1133455153. The reversal of 1133455144 is 4415543311.

It can be written as a sum of positive squares in 4 ways, for example, as 1133130244 + 324900 = 33662^2 + 570^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103164 + ... + 113620.

Almost surely, 2^1133455144 is an apocalyptic number.

It is an amenable number.

1133455144 is a deficient number, since it is larger than the sum of its proper divisors (1119825536).

1133455144 is a wasteful number, since it uses less digits than its factorization.

1133455144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11277 (or 11273 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 1133455144 is about 33666.8255705821. The cubic root of 1133455144 is about 1042.6409531324.

Adding to 1133455144 its reverse (4415543311), we get a palindrome (5548998455).

The spelling of 1133455144 in words is "one billion, one hundred thirty-three million, four hundred fifty-five thousand, one hundred forty-four".