959138 has 4 divisors (see below), whose sum is σ = 1438710. Its totient is φ = 479568.

The previous prime is 959131. The next prime is 959143. The reversal of 959138 is 831959.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 744769 + 214369 = 863^2 + 463^2 .

It is a junction number, because it is equal to n+sod(n) for n = 959098 and 959107.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 959138.

It is not an unprimeable number, because it can be changed into a prime (959131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239783 + ... + 239786.

2⁹⁵⁹¹³⁸ is an apocalyptic number.

959138 is a deficient number, since it is larger than the sum of its proper divisors (479572).

959138 is a wasteful number, since it uses less digits than its factorization.

959138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479571.

The product of its digits is 9720, while the sum is 35.

The square root of 959138 is about 979.3559107904. The cubic root of 959138 is about 98.6189480925.

The spelling of 959138 in words is "nine hundred fifty-nine thousand, one hundred thirty-eight".