1671011112 has 64 divisors (see below), whose sum is σ = 4240514880. Its totient is φ = 548646912.

The previous prime is 1671011101. The next prime is 1671011113. The reversal of 1671011112 is 2111101761.

It is a super-4 number, since 4×1671011112⁴ (a number of 38 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (1671011113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789768 + ... + 791880.

It is an arithmetic number, because the mean of its divisors is an integer number (66258045).

Almost surely, 2^1671011112 is an apocalyptic number.

1671011112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1671011112 is an abundant number, since it is smaller than the sum of its proper divisors (2569503768).

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

1671011112 is a wasteful number, since it uses less digits than its factorization.

1671011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602 (or 2598 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 21.

The square root of 1671011112 is about 40878.0027887860. The cubic root of 1671011112 is about 1186.6603895781.

Adding to 1671011112 its reverse (2111101761), we get a palindrome (3782112873).

The spelling of 1671011112 in words is "one billion, six hundred seventy-one million, eleven thousand, one hundred twelve".