1121013133 has 8 divisors (see below), whose sum is σ = 1189158840. Its totient is φ = 1053112320.

The previous prime is 1121013083. The next prime is 1121013137. The reversal of 1121013133 is 3313101211.

It can be written as a sum of positive squares in 4 ways, for example, as 25270729 + 1095742404 = 5027^2 + 33102^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121013133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121013137) 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, 51748 + ... + 70141.

It is an arithmetic number, because the mean of its divisors is an integer number (148644855).

Almost surely, 2^1121013133 is an apocalyptic number.

It is an amenable number.

1121013133 is a deficient number, since it is larger than the sum of its proper divisors (68145707).

1121013133 is a wasteful number, since it uses less digits than its factorization.

1121013133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122447.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 1121013133 is about 33481.5342091727. The cubic root of 1121013133 is about 1038.8118621369.

Adding to 1121013133 its reverse (3313101211), we get a palindrome (4434114344).

The spelling of 1121013133 in words is "one billion, one hundred twenty-one million, thirteen thousand, one hundred thirty-three".