1121132355 has 32 divisors (see below), whose sum is σ = 2139208704. Its totient is φ = 490233216.

The previous prime is 1121132351. The next prime is 1121132381. The reversal of 1121132355 is 5532311211.

It is not a de Polignac number, because 1121132355 - 2² = 1121132351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121132351) 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, 229704 + ... + 234533.

It is an arithmetic number, because the mean of its divisors is an integer number (66850272).

Almost surely, 2^1121132355 is an apocalyptic number.

1121132355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1121132355 is a deficient number, since it is larger than the sum of its proper divisors (1018076349).

1121132355 is a wasteful number, since it uses less digits than its factorization.

1121132355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464275.

The product of its digits is 900, while the sum is 24.

The square root of 1121132355 is about 33483.3145760691. The cubic root of 1121132355 is about 1038.8486874080.

Adding to 1121132355 its reverse (5532311211), we get a palindrome (6653443566).

The spelling of 1121132355 in words is "one billion, one hundred twenty-one million, one hundred thirty-two thousand, three hundred fifty-five".