1170023112 has 48 divisors (see below), whose sum is σ = 3207007440. Its totient is φ = 385306848.

The previous prime is 1170023053. The next prime is 1170023137. The reversal of 1170023112 is 2113200711.

It is a happy number.

It is a super-2 number, since 2×1170023112² = 2737908165228329088, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91918 + ... + 103869.

It is an arithmetic number, because the mean of its divisors is an integer number (66812655).

Almost surely, 2^1170023112 is an apocalyptic number.

1170023112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1170023112 is an abundant number, since it is smaller than the sum of its proper divisors (2036984328).

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

1170023112 is a wasteful number, since it uses less digits than its factorization.

1170023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195882 (or 195875 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 1170023112 is about 34205.6005940548. The cubic root of 1170023112 is about 1053.7351813791.

Adding to 1170023112 its reverse (2113200711), we get a palindrome (3283223823).

The spelling of 1170023112 in words is "one billion, one hundred seventy million, twenty-three thousand, one hundred twelve".