3135997 has 4 divisors (see below), whose sum is σ = 3143520. Its totient is φ = 3128476.

The previous prime is 3135983. The next prime is 3136019. The reversal of 3135997 is 7995313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3135997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3135397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3097 + ... + 3982.

It is an arithmetic number, because the mean of its divisors is an integer number (785880).

Almost surely, 2^3135997 is an apocalyptic number.

It is an amenable number.

3135997 is a deficient number, since it is larger than the sum of its proper divisors (7523).

3135997 is an equidigital number, since it uses as much as digits as its factorization.

3135997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7522.

The product of its digits is 25515, while the sum is 37.

The square root of 3135997 is about 1770.8746426554. The cubic root of 3135997 is about 146.3721817261.

The spelling of 3135997 in words is "three million, one hundred thirty-five thousand, nine hundred ninety-seven".