1121403032 has 16 divisors (see below), whose sum is σ = 2124308760. Its totient is φ = 554920704.

The previous prime is 1121403007. The next prime is 1121403043. The reversal of 1121403032 is 2303041211.

It is a self number, because there is not a number n which added to its sum of digits gives 1121403032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721778 + ... + 723329.

Almost surely, 2^1121403032 is an apocalyptic number.

It is an amenable number.

1121403032 is a deficient number, since it is larger than the sum of its proper divisors (1002905728).

1121403032 is a wasteful number, since it uses less digits than its factorization.

1121403032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1445210 (or 1445206 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1121403032 is about 33487.3563005502. The cubic root of 1121403032 is about 1038.9322843828.

Adding to 1121403032 its reverse (2303041211), we get a palindrome (3424444243).

The spelling of 1121403032 in words is "one billion, one hundred twenty-one million, four hundred three thousand, thirty-two".