1115129422 has 8 divisors (see below), whose sum is σ = 1824757272. Its totient is φ = 506877000.

The previous prime is 1115129387. The next prime is 1115129423. The reversal of 1115129422 is 2249215111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115129423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25343829 + ... + 25343872.

It is an arithmetic number, because the mean of its divisors is an integer number (228094659).

Almost surely, 2^1115129422 is an apocalyptic number.

1115129422 is a deficient number, since it is larger than the sum of its proper divisors (709627850).

1115129422 is a wasteful number, since it uses less digits than its factorization.

1115129422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50687714.

The product of its digits is 1440, while the sum is 28.

The square root of 1115129422 is about 33393.5535994599. The cubic root of 1115129422 is about 1036.9912491315.

The spelling of 1115129422 in words is "one billion, one hundred fifteen million, one hundred twenty-nine thousand, four hundred twenty-two".