2124432147 has 4 divisors (see below), whose sum is σ = 2832576200. Its totient is φ = 1416288096.

The previous prime is 2124432131. The next prime is 2124432169. The reversal of 2124432147 is 7412344212.

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

It is not a de Polignac number, because 2124432147 - 2⁴ = 2124432131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2124432547) 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, 354072022 + ... + 354072027.

It is an arithmetic number, because the mean of its divisors is an integer number (708144050).

Almost surely, 2^2124432147 is an apocalyptic number.

2124432147 is a deficient number, since it is larger than the sum of its proper divisors (708144053).

2124432147 is an equidigital number, since it uses as much as digits as its factorization.

2124432147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708144052.

The product of its digits is 10752, while the sum is 30.

The square root of 2124432147 is about 46091.5626443713. The cubic root of 2124432147 is about 1285.5262666982.

Adding to 2124432147 its reverse (7412344212), we get a palindrome (9536776359).

The spelling of 2124432147 in words is "two billion, one hundred twenty-four million, four hundred thirty-two thousand, one hundred forty-seven".