2117019 has 8 divisors (see below), whose sum is σ = 2888512. Its totient is φ = 1378440.

The previous prime is 2116997. The next prime is 2117039. The reversal of 2117019 is 9107112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2117019 - 2⁵ = 2116987 is a prime.

It is a super-2 number, since 2×2117019² = 8963538892722, which contains 22 as substring.

It is a Duffinian number.

2117019 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2116986 and 2117004.

It is not an unprimeable number, because it can be changed into a prime (2117039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8077 + ... + 8334.

It is an arithmetic number, because the mean of its divisors is an integer number (361064).

2^2117019 is an apocalyptic number.

2117019 is a deficient number, since it is larger than the sum of its proper divisors (771493).

2117019 is a wasteful number, since it uses less digits than its factorization.

2117019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16457.

The product of its (nonzero) digits is 126, while the sum is 21.

The square root of 2117019 is about 1454.9979381429. The cubic root of 2117019 is about 128.4029254678.

The spelling of 2117019 in words is "two million, one hundred seventeen thousand, nineteen".