3135661427 has 16 divisors (see below), whose sum is σ = 3235219680. Its totient is φ = 3037305600.

The previous prime is 3135661387. The next prime is 3135661433. The reversal of 3135661427 is 7241665313.

It is a cyclic number.

It is not a de Polignac number, because 3135661427 - 2²² = 3131467123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3135661027) 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 15 ways as a sum of consecutive naturals, for example, 5795777 + ... + 5796317.

It is an arithmetic number, because the mean of its divisors is an integer number (202201230).

Almost surely, 2^3135661427 is an apocalyptic number.

3135661427 is a deficient number, since it is larger than the sum of its proper divisors (99558253).

3135661427 is a wasteful number, since it uses less digits than its factorization.

3135661427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334.

The product of its digits is 90720, while the sum is 38.

The square root of 3135661427 is about 55996.9769451887. The cubic root of 3135661427 is about 1463.6696060032.

The spelling of 3135661427 in words is "three billion, one hundred thirty-five million, six hundred sixty-one thousand, four hundred twenty-seven".