1121011432 has 8 divisors (see below), whose sum is σ = 2101896450. Its totient is φ = 560505712.

The previous prime is 1121011417. The next prime is 1121011447. The reversal of 1121011432 is 2341101211.

It is an interprime number because it is at equal distance from previous prime (1121011417) and next prime (1121011447).

It can be written as a sum of positive squares in only one way, i.e., 809630116 + 311381316 = 28454^2 + 17646^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 70063207 + ... + 70063222.

Almost surely, 2^1121011432 is an apocalyptic number.

It is an amenable number.

1121011432 is a deficient number, since it is larger than the sum of its proper divisors (980885018).

1121011432 is a wasteful number, since it uses less digits than its factorization.

1121011432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140126435 (or 140126431 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1121011432 is about 33481.5088071013. The cubic root of 1121011432 is about 1038.8113367135.

Adding to 1121011432 its reverse (2341101211), we get a palindrome (3462112643).

The spelling of 1121011432 in words is "one billion, one hundred twenty-one million, eleven thousand, four hundred thirty-two".