1133000121 has 16 divisors (see below), whose sum is σ = 1701163008. Its totient is φ = 664515600.

The previous prime is 1133000117. The next prime is 1133000129. The reversal of 1133000121 is 1210003311.

It is not a de Polignac number, because 1133000121 - 2² = 1133000117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1133000097 and 1133000106.

It is not an unprimeable number, because it can be changed into a prime (1133000129) 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, 552741 + ... + 554786.

It is an arithmetic number, because the mean of its divisors is an integer number (106322688).

Almost surely, 2^1133000121 is an apocalyptic number.

1133000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1133000121 is a deficient number, since it is larger than the sum of its proper divisors (568162887).

1133000121 is a wasteful number, since it uses less digits than its factorization.

1133000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107572.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1133000121 is about 33660.0671567958. The cubic root of 1133000121 is about 1042.5014125084.

Adding to 1133000121 its reverse (1210003311), we get a palindrome (2343003432).

The spelling of 1133000121 in words is "one billion, one hundred thirty-three million, one hundred twenty-one", and thus it is an aban number.