1134203121 has 8 divisors (see below), whose sum is σ = 1680300960. Its totient is φ = 756135396.

The previous prime is 1134203111. The next prime is 1134203123. The reversal of 1134203121 is 1213024311.

1134203121 is a `hidden beast` number, since 11 + 342 + 0 + 312 + 1 = 666.

It is not a de Polignac number, because 1134203121 - 2⁵ = 1134203089 is a prime.

It is a super-2 number, since 2×1134203121² = 2572833439372281282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1134203094 and 1134203103.

It is not an unprimeable number, because it can be changed into a prime (1134203123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21003735 + ... + 21003788.

It is an arithmetic number, because the mean of its divisors is an integer number (210037620).

Almost surely, 2^1134203121 is an apocalyptic number.

It is an amenable number.

1134203121 is a deficient number, since it is larger than the sum of its proper divisors (546097839).

1134203121 is an equidigital number, since it uses as much as digits as its factorization.

1134203121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42007532 (or 42007526 counting only the distinct ones).

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

The square root of 1134203121 is about 33677.9322554102. The cubic root of 1134203121 is about 1042.8702520071.

Adding to 1134203121 its reverse (1213024311), we get a palindrome (2347227432).

The spelling of 1134203121 in words is "one billion, one hundred thirty-four million, two hundred three thousand, one hundred twenty-one".