3142539 has 6 divisors (see below), whose sum is σ = 4539236. Its totient is φ = 2095020.

The previous prime is 3142519. The next prime is 3142547. The reversal of 3142539 is 9352413.

It is not a de Polignac number, because 3142539 - 2⁵ = 3142507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3142519) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 174577 + ... + 174594.

Almost surely, 2^3142539 is an apocalyptic number.

3142539 is a deficient number, since it is larger than the sum of its proper divisors (1396697).

3142539 is a wasteful number, since it uses less digits than its factorization.

3142539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349177 (or 349174 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 3142539 is about 1772.7207901979. The cubic root of 3142539 is about 146.4738933161.

The spelling of 3142539 in words is "three million, one hundred forty-two thousand, five hundred thirty-nine".