1121234402 has 8 divisors (see below), whose sum is σ = 1684962012. Its totient is φ = 559580400.

The previous prime is 1121234393. The next prime is 1121234423. The reversal of 1121234402 is 2044321211.

It can be written as a sum of positive squares in 2 ways, for example, as 1083792241 + 37442161 = 32921^2 + 6119^2 .

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

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, 517049 + ... + 519212.

Almost surely, 2^1121234402 is an apocalyptic number.

1121234402 is a deficient number, since it is larger than the sum of its proper divisors (563727610).

1121234402 is a wasteful number, since it uses less digits than its factorization.

1121234402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036804.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1121234402 is about 33484.8383899340. The cubic root of 1121234402 is about 1038.8802055945.

Adding to 1121234402 its reverse (2044321211), we get a palindrome (3165555613).

The spelling of 1121234402 in words is "one billion, one hundred twenty-one million, two hundred thirty-four thousand, four hundred two".