965139 has 8 divisors (see below), whose sum is σ = 1470720. Its totient is φ = 551496.

The previous prime is 965131. The next prime is 965147. The reversal of 965139 is 931569.

It is an interprime number because it is at equal distance from previous prime (965131) and next prime (965147).

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

It is not a de Polignac number, because 965139 - 2³ = 965131 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 965139.

It is not an unprimeable number, because it can be changed into a prime (965131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22959 + ... + 23000.

It is an arithmetic number, because the mean of its divisors is an integer number (183840).

2⁹⁶⁵¹³⁹ is an apocalyptic number.

965139 is a deficient number, since it is larger than the sum of its proper divisors (505581).

965139 is a wasteful number, since it uses less digits than its factorization.

965139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45969.

The product of its digits is 7290, while the sum is 33.

The square root of 965139 is about 982.4148818091. The cubic root of 965139 is about 98.8241956946.

The spelling of 965139 in words is "nine hundred sixty-five thousand, one hundred thirty-nine".