1121196353 has 4 divisors (see below), whose sum is σ = 1124409300. Its totient is φ = 1117983408.

The previous prime is 1121196343. The next prime is 1121196383. The reversal of 1121196353 is 3536911211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3536911211 = 61 ⋅57982151.

It can be written as a sum of positive squares in 2 ways, for example, as 985520449 + 135675904 = 31393^2 + 11648^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121196353 - 2⁴ = 1121196337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1121196343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1605950 + ... + 1606647.

It is an arithmetic number, because the mean of its divisors is an integer number (281102325).

Almost surely, 2^1121196353 is an apocalyptic number.

It is an amenable number.

1121196353 is a deficient number, since it is larger than the sum of its proper divisors (3212947).

1121196353 is an equidigital number, since it uses as much as digits as its factorization.

1121196353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3212946.

The product of its digits is 4860, while the sum is 32.

The square root of 1121196353 is about 33484.2702324539. The cubic root of 1121196353 is about 1038.8684540226.

The spelling of 1121196353 in words is "one billion, one hundred twenty-one million, one hundred ninety-six thousand, three hundred fifty-three".