2140054519 has 4 divisors (see below), whose sum is σ = 2140160760. Its totient is φ = 2139948280.

The previous prime is 2140054513. The next prime is 2140054541. The reversal of 2140054519 is 9154500412.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2140054519 - 2¹¹ = 2140052471 is a prime.

It is a super-2 number, since 2×2140054519² = 9159666688584642722, 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 (2140054513) 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, 12604 + ... + 66625.

It is an arithmetic number, because the mean of its divisors is an integer number (535040190).

Almost surely, 2^2140054519 is an apocalyptic number.

2140054519 is a deficient number, since it is larger than the sum of its proper divisors (106241).

2140054519 is an equidigital number, since it uses as much as digits as its factorization.

2140054519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106240.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 2140054519 is about 46260.7232866067. The cubic root of 2140054519 is about 1288.6696858115.

The spelling of 2140054519 in words is "two billion, one hundred forty million, fifty-four thousand, five hundred nineteen".