995139 has 8 divisors (see below), whose sum is σ = 1474320. Its totient is φ = 663408.

The previous prime is 995119. The next prime is 995147. The reversal of 995139 is 931599.

It is not a de Polignac number, because 995139 - 2¹² = 991043 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 995139.

It is not an unprimeable number, because it can be changed into a prime (995119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18402 + ... + 18455.

It is an arithmetic number, because the mean of its divisors is an integer number (184290).

2⁹⁹⁵¹³⁹ is an apocalyptic number.

995139 is a deficient number, since it is larger than the sum of its proper divisors (479181).

995139 is a wasteful number, since it uses less digits than its factorization.

995139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36866 (or 36860 counting only the distinct ones).

The product of its digits is 10935, while the sum is 36.

The square root of 995139 is about 997.5665391341. The cubic root of 995139 is about 99.8377034073.

The spelling of 995139 in words is "nine hundred ninety-five thousand, one hundred thirty-nine".