1122355115 has 16 divisors (see below), whose sum is σ = 1576774080. Its totient is φ = 750842880.

The previous prime is 1122355111. The next prime is 1122355139. The reversal of 1122355115 is 5115532211.

It is not a de Polignac number, because 1122355115 - 2² = 1122355111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122355111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389630 + ... + 392499.

It is an arithmetic number, because the mean of its divisors is an integer number (98548380).

Almost surely, 2^1122355115 is an apocalyptic number.

1122355115 is a deficient number, since it is larger than the sum of its proper divisors (454418965).

1122355115 is an equidigital number, since it uses as much as digits as its factorization.

1122355115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782182.

The product of its digits is 1500, while the sum is 26.

The square root of 1122355115 is about 33501.5688438616. The cubic root of 1122355115 is about 1039.2262227014.

Adding to 1122355115 its reverse (5115532211), we get a palindrome (6237887326).

The spelling of 1122355115 in words is "one billion, one hundred twenty-two million, three hundred fifty-five thousand, one hundred fifteen".