1121330132 has 96 divisors (see below), whose sum is σ = 2358284544. Its totient is φ = 461260800.

The previous prime is 1121330129. The next prime is 1121330137. The reversal of 1121330132 is 2310331211.

It is a super-2 number, since 2×1121330132² = 2514762529862274848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1121330132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121330137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2663282 + ... + 2663702.

It is an arithmetic number, because the mean of its divisors is an integer number (24565464).

Almost surely, 2^1121330132 is an apocalyptic number.

It is an amenable number.

1121330132 is an abundant number, since it is smaller than the sum of its proper divisors (1236954412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121330132 is a wasteful number, since it uses less digits than its factorization.

1121330132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609 (or 607 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1121330132 is about 33486.2678123436. The cubic root of 1121330132 is about 1038.9097709769.

Adding to 1121330132 its reverse (2310331211), we get a palindrome (3431661343).

The spelling of 1121330132 in words is "one billion, one hundred twenty-one million, three hundred thirty thousand, one hundred thirty-two".