3135123505 has 8 divisors (see below), whose sum is σ = 3771129600. Its totient is φ = 2502111216.

The previous prime is 3135123437. The next prime is 3135123547. The reversal of 3135123505 is 5053215313.

3135123505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3135123505 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 746145 + ... + 750334.

It is an arithmetic number, because the mean of its divisors is an integer number (471391200).

Almost surely, 2^3135123505 is an apocalyptic number.

It is an amenable number.

3135123505 is a deficient number, since it is larger than the sum of its proper divisors (636006095).

3135123505 is a wasteful number, since it uses less digits than its factorization.

3135123505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496903.

The product of its (nonzero) digits is 6750, while the sum is 28.

The square root of 3135123505 is about 55992.1736048887. The cubic root of 3135123505 is about 1463.5859038213.

Adding to 3135123505 its reverse (5053215313), we get a palindrome (8188338818).

The spelling of 3135123505 in words is "three billion, one hundred thirty-five million, one hundred twenty-three thousand, five hundred five".