2114638919 has 16 divisors (see below), whose sum is σ = 2197280736. Its totient is φ = 2033664000.

The previous prime is 2114638861. The next prime is 2114638927. The reversal of 2114638919 is 9198364112.

It is a cyclic number.

It is not a de Polignac number, because 2114638919 - 2⁸ = 2114638663 is a prime.

It is a super-2 number, since 2×2114638919² = 8943395515498977122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2114638919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2114638979) 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, 1063244 + ... + 1065230.

It is an arithmetic number, because the mean of its divisors is an integer number (137330046).

Almost surely, 2^2114638919 is an apocalyptic number.

2114638919 is a deficient number, since it is larger than the sum of its proper divisors (82641817).

2114638919 is a wasteful number, since it uses less digits than its factorization.

2114638919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386.

The product of its digits is 93312, while the sum is 44.

The square root of 2114638919 is about 45985.2032614840. The cubic root of 2114638919 is about 1283.5478797466.

The spelling of 2114638919 in words is "two billion, one hundred fourteen million, six hundred thirty-eight thousand, nine hundred nineteen".