1121132757 has 8 divisors (see below), whose sum is σ = 1495195200. Its totient is φ = 747246080.

The previous prime is 1121132743. The next prime is 1121132773. The reversal of 1121132757 is 7572311211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121132757 - 2⁷ = 1121132629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121132737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28257 + ... + 55142.

It is an arithmetic number, because the mean of its divisors is an integer number (186899400).

Almost surely, 2^1121132757 is an apocalyptic number.

It is an amenable number.

1121132757 is a deficient number, since it is larger than the sum of its proper divisors (374062443).

1121132757 is an equidigital number, since it uses as much as digits as its factorization.

1121132757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87883.

The product of its digits is 2940, while the sum is 30.

The square root of 1121132757 is about 33483.3205790585. The cubic root of 1121132757 is about 1038.8488115733.

Adding to 1121132757 its reverse (7572311211), we get a palindrome (8693443968).

The spelling of 1121132757 in words is "one billion, one hundred twenty-one million, one hundred thirty-two thousand, seven hundred fifty-seven".