2112329854 has 4 divisors (see below), whose sum is σ = 3168494784. Its totient is φ = 1056164926.

The previous prime is 2112329851. The next prime is 2112329861. The reversal of 2112329854 is 4589232112.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2112329854² = 8923874824199322632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112329851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528082462 + ... + 528082465.

It is an arithmetic number, because the mean of its divisors is an integer number (792123696).

Almost surely, 2^2112329854 is an apocalyptic number.

2112329854 is a deficient number, since it is larger than the sum of its proper divisors (1056164930).

2112329854 is a wasteful number, since it uses less digits than its factorization.

2112329854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056164929.

The product of its digits is 34560, while the sum is 37.

The square root of 2112329854 is about 45960.0897953866. The cubic root of 2112329854 is about 1283.0805225888.

The spelling of 2112329854 in words is "two billion, one hundred twelve million, three hundred twenty-nine thousand, eight hundred fifty-four".