4131312423 has 32 divisors (see below), whose sum is σ = 6428768256. Its totient is φ = 2310916608.

The previous prime is 4131312401. The next prime is 4131312461. The reversal of 4131312423 is 3242131314.

It is a happy number.

It is not a de Polignac number, because 4131312423 - 2⁶ = 4131312359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4131312393 and 4131312402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4131312323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 511311 + ... + 519327.

It is an arithmetic number, because the mean of its divisors is an integer number (200899008).

Almost surely, 2^4131312423 is an apocalyptic number.

4131312423 is a deficient number, since it is larger than the sum of its proper divisors (2297455833).

4131312423 is a wasteful number, since it uses less digits than its factorization.

4131312423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8543.

The product of its digits is 1728, while the sum is 24.

The square root of 4131312423 is about 64275.2862537383. The cubic root of 4131312423 is about 1604.5848213292.

Adding to 4131312423 its reverse (3242131314), we get a palindrome (7373443737).

The spelling of 4131312423 in words is "four billion, one hundred thirty-one million, three hundred twelve thousand, four hundred twenty-three".