2146112519 has 4 divisors (see below), whose sum is σ = 2148024696. Its totient is φ = 2144200344.

The previous prime is 2146112509. The next prime is 2146112531. The reversal of 2146112519 is 9152116412.

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

It is a cyclic number.

It is not a de Polignac number, because 2146112519 - 2²⁸ = 1877677063 is a prime.

It is a super-2 number, since 2×2146112519² = 9211597888417050722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2146112509) 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, 954404 + ... + 956649.

It is an arithmetic number, because the mean of its divisors is an integer number (537006174).

Almost surely, 2^2146112519 is an apocalyptic number.

2146112519 is a deficient number, since it is larger than the sum of its proper divisors (1912177).

2146112519 is a wasteful number, since it uses less digits than its factorization.

2146112519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912176.

The product of its digits is 4320, while the sum is 32.

The square root of 2146112519 is about 46326.1537255145. The cubic root of 2146112519 is about 1289.8845156318.

The spelling of 2146112519 in words is "two billion, one hundred forty-six million, one hundred twelve thousand, five hundred nineteen".