2421144403 has 8 divisors (see below), whose sum is σ = 2567730672. Its totient is φ = 2275021056.

The previous prime is 2421144337. The next prime is 2421144409. The reversal of 2421144403 is 3044411242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2421144403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421144409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104925 + ... + 125902.

It is an arithmetic number, because the mean of its divisors is an integer number (320966334).

Almost surely, 2^2421144403 is an apocalyptic number.

2421144403 is a deficient number, since it is larger than the sum of its proper divisors (146586269).

2421144403 is a wasteful number, since it uses less digits than its factorization.

2421144403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231461.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2421144403 is about 49205.1257797397. The cubic root of 2421144403 is about 1342.7862873158.

Adding to 2421144403 its reverse (3044411242), we get a palindrome (5465555645).

The spelling of 2421144403 in words is "two billion, four hundred twenty-one million, one hundred forty-four thousand, four hundred three".