1122249938 has 8 divisors (see below), whose sum is σ = 1684715760. Its totient is φ = 560678020.

The previous prime is 1122249937. The next prime is 1122249943. The reversal of 1122249938 is 8399422211.

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

It is a junction number, because it is equal to n+sod(n) for n = 1122249895 and 1122249904.

It is not an unprimeable number, because it can be changed into a prime (1122249937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220328 + ... + 225363.

It is an arithmetic number, because the mean of its divisors is an integer number (210589470).

Almost surely, 2^1122249938 is an apocalyptic number.

1122249938 is a deficient number, since it is larger than the sum of its proper divisors (562465822).

1122249938 is a wasteful number, since it uses less digits than its factorization.

1122249938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446952.

The product of its digits is 62208, while the sum is 41.

The square root of 1122249938 is about 33499.9990746269. Note that the first 3 decimals coincide. The cubic root of 1122249938 is about 1039.1937593841.

The spelling of 1122249938 in words is "one billion, one hundred twenty-two million, two hundred forty-nine thousand, nine hundred thirty-eight".