2141102409 has 4 divisors (see below), whose sum is σ = 2854803216. Its totient is φ = 1427401604.

The previous prime is 2141102399. The next prime is 2141102413. The reversal of 2141102409 is 9042011412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2141102409 - 2²⁰ = 2140053833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2141102429) 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, 356850399 + ... + 356850404.

It is an arithmetic number, because the mean of its divisors is an integer number (713700804).

Almost surely, 2^2141102409 is an apocalyptic number.

It is an amenable number.

2141102409 is a deficient number, since it is larger than the sum of its proper divisors (713700807).

2141102409 is an equidigital number, since it uses as much as digits as its factorization.

2141102409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713700806.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2141102409 is about 46272.0478150687. The cubic root of 2141102409 is about 1288.8799863306.

The spelling of 2141102409 in words is "two billion, one hundred forty-one million, one hundred two thousand, four hundred nine".