3975531135 has 8 divisors (see below), whose sum is σ = 6360849840. Its totient is φ = 2120283264.

The previous prime is 3975531089. The next prime is 3975531169. The reversal of 3975531135 is 5311355793.

3975531135 is digitally balanced in base 3, 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 not a de Polignac number, because 3975531135 - 2⁹ = 3975530623 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 132517690 + ... + 132517719.

It is an arithmetic number, because the mean of its divisors is an integer number (795106230).

Almost surely, 2^3975531135 is an apocalyptic number.

3975531135 is a deficient number, since it is larger than the sum of its proper divisors (2385318705).

3975531135 is a wasteful number, since it uses less digits than its factorization.

3975531135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265035417.

The product of its digits is 212625, while the sum is 42.

The square root of 3975531135 is about 63051.8130984352. The cubic root of 3975531135 is about 1584.1576041561.

The spelling of 3975531135 in words is "three billion, nine hundred seventy-five million, five hundred thirty-one thousand, one hundred thirty-five".