1338553122 has 16 divisors (see below), whose sum is σ = 2695075200. Its totient is φ = 443189552.

The previous prime is 1338553121. The next prime is 1338553129. The reversal of 1338553122 is 2213558331.

It is not an unprimeable number, because it can be changed into a prime (1338553121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 747738 + ... + 749525.

It is an arithmetic number, because the mean of its divisors is an integer number (168442200).

Almost surely, 2^1338553122 is an apocalyptic number.

1338553122 is an abundant number, since it is smaller than the sum of its proper divisors (1356522078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1338553122 is a wasteful number, since it uses less digits than its factorization.

1338553122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497417.

The product of its digits is 21600, while the sum is 33.

The square root of 1338553122 is about 36586.2422503323. The cubic root of 1338553122 is about 1102.0768262969.

The spelling of 1338553122 in words is "one billion, three hundred thirty-eight million, five hundred fifty-three thousand, one hundred twenty-two".