1109171468 has 12 divisors (see below), whose sum is σ = 2007983040. Its totient is φ = 535462032.

The previous prime is 1109171461. The next prime is 1109171519. The reversal of 1109171468 is 8641719011.

It is a super-2 number, since 2×1109171468² = 2460522690850550048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1109171461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4780796 + ... + 4781027.

It is an arithmetic number, because the mean of its divisors is an integer number (167331920).

Almost surely, 2^1109171468 is an apocalyptic number.

It is an amenable number.

1109171468 is a deficient number, since it is larger than the sum of its proper divisors (898811572).

1109171468 is a wasteful number, since it uses less digits than its factorization.

1109171468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9561856 (or 9561854 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 38.

The square root of 1109171468 is about 33304.2259780947. The cubic root of 1109171468 is about 1035.1411253960.

The spelling of 1109171468 in words is "one billion, one hundred nine million, one hundred seventy-one thousand, four hundred sixty-eight".