1117530472 has 8 divisors (see below), whose sum is σ = 2095369650. Its totient is φ = 558765232.

The previous prime is 1117530451. The next prime is 1117530497. The reversal of 1117530472 is 2740357111.

It can be written as a sum of positive squares in only one way, i.e., 752185476 + 365344996 = 27426^2 + 19114^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69845647 + ... + 69845662.

Almost surely, 2^1117530472 is an apocalyptic number.

It is an amenable number.

1117530472 is a deficient number, since it is larger than the sum of its proper divisors (977839178).

1117530472 is a wasteful number, since it uses less digits than its factorization.

1117530472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139691315 (or 139691311 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 1117530472 is about 33429.4850693217. The cubic root of 1117530472 is about 1037.7349843123.

Adding to 1117530472 its reverse (2740357111), we get a palindrome (3857887583).

The spelling of 1117530472 in words is "one billion, one hundred seventeen million, five hundred thirty thousand, four hundred seventy-two".