3135609772 has 6 divisors (see below), whose sum is σ = 5487317108. Its totient is φ = 1567804884.

The previous prime is 3135609749. The next prime is 3135609781. The reversal of 3135609772 is 2779065313.

It is a happy number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 391951218 + ... + 391951225.

Almost surely, 2^3135609772 is an apocalyptic number.

It is an amenable number.

3135609772 is a deficient number, since it is larger than the sum of its proper divisors (2351707336).

3135609772 is a wasteful number, since it uses less digits than its factorization.

3135609772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783902447 (or 783902445 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 43.

The square root of 3135609772 is about 55996.5157130334. The cubic root of 3135609772 is about 1463.6615687548.

The spelling of 3135609772 in words is "three billion, one hundred thirty-five million, six hundred nine thousand, seven hundred seventy-two".