2124401423 has 4 divisors (see below), whose sum is σ = 2125541160. Its totient is φ = 2123261688.

The previous prime is 2124401401. The next prime is 2124401441. The reversal of 2124401423 is 3241044212.

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

It is a cyclic number.

It is not a de Polignac number, because 2124401423 - 2²⁸ = 1855965967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124401443) 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, 567068 + ... + 570801.

It is an arithmetic number, because the mean of its divisors is an integer number (531385290).

Almost surely, 2^2124401423 is an apocalyptic number.

2124401423 is a deficient number, since it is larger than the sum of its proper divisors (1139737).

2124401423 is a wasteful number, since it uses less digits than its factorization.

2124401423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139736.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 2124401423 is about 46091.2293500618. The cubic root of 2124401423 is about 1285.5200694815.

Adding to 2124401423 its reverse (3241044212), we get a palindrome (5365445635).

The spelling of 2124401423 in words is "two billion, one hundred twenty-four million, four hundred one thousand, four hundred twenty-three".