1121433201 has 32 divisors (see below), whose sum is σ = 1934565120. Its totient is φ = 628722432.

The previous prime is 1121433193. The next prime is 1121433233. The reversal of 1121433201 is 1023341211.

1121433201 is a `hidden beast` number, since 11 + 21 + 433 + 201 = 666.

It is not a de Polignac number, because 1121433201 - 2³ = 1121433193 is a prime.

It is a super-2 number, since 2×1121433201² = 2515224848610212802, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1121433251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45960 + ... + 65993.

It is an arithmetic number, because the mean of its divisors is an integer number (60455160).

Almost surely, 2^1121433201 is an apocalyptic number.

It is an amenable number.

1121433201 is a deficient number, since it is larger than the sum of its proper divisors (813131919).

1121433201 is a wasteful number, since it uses less digits than its factorization.

1121433201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112022 (or 112016 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1121433201 is about 33487.8067511147. The cubic root of 1121433201 is about 1038.9416010650.

Adding to 1121433201 its reverse (1023341211), we get a palindrome (2144774412).

The spelling of 1121433201 in words is "one billion, one hundred twenty-one million, four hundred thirty-three thousand, two hundred one".