2141252243 has 16 divisors (see below), whose sum is σ = 2382508800. Its totient is φ = 1911047040.

The previous prime is 2141252227. The next prime is 2141252287. The reversal of 2141252243 is 3422521412.

It is a cyclic number.

It is not a de Polignac number, because 2141252243 - 2⁴ = 2141252227 is a prime.

It is a super-2 number, since 2×2141252243² = 9169922336305062098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2141252543) 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, 687173 + ... + 690281.

It is an arithmetic number, because the mean of its divisors is an integer number (148906800).

Almost surely, 2^2141252243 is an apocalyptic number.

2141252243 is a deficient number, since it is larger than the sum of its proper divisors (241256557).

2141252243 is a wasteful number, since it uses less digits than its factorization.

2141252243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4862.

The product of its digits is 3840, while the sum is 26.

The square root of 2141252243 is about 46273.6668419523. Note that the first 3 decimals coincide. The cubic root of 2141252243 is about 1288.9100508336.

Adding to 2141252243 its reverse (3422521412), we get a palindrome (5563773655).

The spelling of 2141252243 in words is "two billion, one hundred forty-one million, two hundred fifty-two thousand, two hundred forty-three".