2140319 has 4 divisors (see below), whose sum is σ = 2145696. Its totient is φ = 2134944.

The previous prime is 2140309. The next prime is 2140337. The reversal of 2140319 is 9130412.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140319 is a prime.

It is a super-2 number, since 2×2140319² = 9161930843522, 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 2140319.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140309) 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, 2039 + ... + 2904.

It is an arithmetic number, because the mean of its divisors is an integer number (536424).

2^2140319 is an apocalyptic number.

2140319 is a deficient number, since it is larger than the sum of its proper divisors (5377).

2140319 is an equidigital number, since it uses as much as digits as its factorization.

2140319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5376.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 2140319 is about 1462.9829117252. The cubic root of 2140319 is about 128.8722770847.

The spelling of 2140319 in words is "two million, one hundred forty thousand, three hundred nineteen".