4311021423 has 4 divisors (see below), whose sum is σ = 5748028568. Its totient is φ = 2874014280.

The previous prime is 4311021331. The next prime is 4311021503. The reversal of 4311021423 is 3241201134.

4311021423 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 4311021423 - 2⁹ = 4311020911 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4311021423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4311061423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718503568 + ... + 718503573.

It is an arithmetic number, because the mean of its divisors is an integer number (1437007142).

Almost surely, 2^4311021423 is an apocalyptic number.

4311021423 is a deficient number, since it is larger than the sum of its proper divisors (1437007145).

4311021423 is a wasteful number, since it uses less digits than its factorization.

4311021423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437007144.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 4311021423 is about 65658.3690248242. The cubic root of 4311021423 is about 1627.5214722003.

Adding to 4311021423 its reverse (3241201134), we get a palindrome (7552222557).

The spelling of 4311021423 in words is "four billion, three hundred eleven million, twenty-one thousand, four hundred twenty-three".