4400134001123 has 4 divisors (see below), whose sum is σ = 5028724572720. Its totient is φ = 3771543429528.

The previous prime is 4400134001119. The next prime is 4400134001129. The reversal of 4400134001123 is 3211004310044.

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

It is not a de Polignac number, because 4400134001123 - 2² = 4400134001119 is a prime.

It is a super-2 number, since 2×4400134001123² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4400134001129) 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, 314295285788 + ... + 314295285801.

It is an arithmetic number, because the mean of its divisors is an integer number (1257181143180).

Almost surely, 2^{4400134001123} is an apocalyptic number.

4400134001123 is a deficient number, since it is larger than the sum of its proper divisors (628590571597).

4400134001123 is an equidigital number, since it uses as much as digits as its factorization.

4400134001123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628590571596.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 4400134001123 its reverse (3211004310044), we get a palindrome (7611138311167).

The spelling of 4400134001123 in words is "four trillion, four hundred billion, one hundred thirty-four million, one thousand, one hundred twenty-three".