3997040135 has 8 divisors (see below), whose sum is σ = 5232488976. Its totient is φ = 2906938240.

The previous prime is 3997040123. The next prime is 3997040143. The reversal of 3997040135 is 5310407993.

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

It is not a de Polignac number, because 3997040135 - 2¹⁶ = 3996974599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3997040092 and 3997040101.

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, 36336674 + ... + 36336783.

It is an arithmetic number, because the mean of its divisors is an integer number (654061122).

Almost surely, 2^3997040135 is an apocalyptic number.

3997040135 is a deficient number, since it is larger than the sum of its proper divisors (1235448841).

3997040135 is a wasteful number, since it uses less digits than its factorization.

3997040135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72673473.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 3997040135 is about 63222.1490855855. The cubic root of 3997040135 is about 1587.0094142849.

The spelling of 3997040135 in words is "three billion, nine hundred ninety-seven million, forty thousand, one hundred thirty-five".