1117125442 has 12 divisors (see below), whose sum is σ = 1717023798. Its totient is φ = 544791600.

The previous prime is 1117125421. The next prime is 1117125473. The reversal of 1117125442 is 2445217111.

It can be written as a sum of positive squares in only one way, i.e., 1103501961 + 13623481 = 33219^2 + 3691^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1117125442.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 300817 + ... + 304507.

Almost surely, 2^1117125442 is an apocalyptic number.

1117125442 is a deficient number, since it is larger than the sum of its proper divisors (599898356).

1117125442 is an frugal number, since it uses more digits than its factorization.

1117125442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7425 (or 3734 counting only the distinct ones).

The product of its digits is 2240, while the sum is 28.

The square root of 1117125442 is about 33423.4265448652. The cubic root of 1117125442 is about 1037.6095993377.

The spelling of 1117125442 in words is "one billion, one hundred seventeen million, one hundred twenty-five thousand, four hundred forty-two".