2114141521 has 4 divisors (see below), whose sum is σ = 2132850852. Its totient is φ = 2095432192.

The previous prime is 2114141461. The next prime is 2114141537. The reversal of 2114141521 is 1251414112.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45711121 + 2068430400 = 6761^2 + 45480^2 .

It is a cyclic number.

It is not a de Polignac number, because 2114141521 - 2¹¹ = 2114139473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2114141492 and 2114141501.

It is not an unprimeable number, because it can be changed into a prime (2114141591) 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, 9354496 + ... + 9354721.

It is an arithmetic number, because the mean of its divisors is an integer number (533212713).

Almost surely, 2^2114141521 is an apocalyptic number.

It is an amenable number.

2114141521 is a deficient number, since it is larger than the sum of its proper divisors (18709331).

2114141521 is a wasteful number, since it uses less digits than its factorization.

2114141521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18709330.

The product of its digits is 320, while the sum is 22.

The square root of 2114141521 is about 45979.7947037609. The cubic root of 2114141521 is about 1283.4472346348.

Adding to 2114141521 its reverse (1251414112), we get a palindrome (3365555633).

The spelling of 2114141521 in words is "two billion, one hundred fourteen million, one hundred forty-one thousand, five hundred twenty-one".