3135531423 has 4 divisors (see below), whose sum is σ = 4180708568. Its totient is φ = 2090354280.

The previous prime is 3135531397. The next prime is 3135531437. The reversal of 3135531423 is 3241355313.

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

It is not a de Polignac number, because 3135531423 - 2⁹ = 3135530911 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 (3135531473) 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, 522588568 + ... + 522588573.

It is an arithmetic number, because the mean of its divisors is an integer number (1045177142).

Almost surely, 2^3135531423 is an apocalyptic number.

3135531423 is a deficient number, since it is larger than the sum of its proper divisors (1045177145).

3135531423 is a wasteful number, since it uses less digits than its factorization.

3135531423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045177144.

The product of its digits is 16200, while the sum is 30.

The square root of 3135531423 is about 55995.8161204924. The cubic root of 3135531423 is about 1463.6493778910.

Adding to 3135531423 its reverse (3241355313), we get a palindrome (6376886736).

The spelling of 3135531423 in words is "three billion, one hundred thirty-five million, five hundred thirty-one thousand, four hundred twenty-three".