3135212140 has 24 divisors (see below), whose sum is σ = 6603850512. Its totient is φ = 1250293440.

The previous prime is 3135212111. The next prime is 3135212153. The reversal of 3135212140 is 412125313.

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 in 7 ways as a sum of consecutive naturals, for example, 230179 + ... + 243418.

It is an arithmetic number, because the mean of its divisors is an integer number (275160438).

Almost surely, 2^3135212140 is an apocalyptic number.

It is an amenable number.

3135212140 is an abundant number, since it is smaller than the sum of its proper divisors (3468638372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3135212140 is a wasteful number, since it uses less digits than its factorization.

3135212140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473937 (or 473935 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3135212140 is about 55992.9650938401. The cubic root of 3135212140 is about 1463.5996963364.

Adding to 3135212140 its reverse (412125313), we get a palindrome (3547337453).

The spelling of 3135212140 in words is "three billion, one hundred thirty-five million, two hundred twelve thousand, one hundred forty".