958091 has 4 divisors (see below), whose sum is σ = 961272. Its totient is φ = 954912.

The previous prime is 958063. The next prime is 958121. The reversal of 958091 is 190859.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-958091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (958021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1085 + ... + 1758.

It is an arithmetic number, because the mean of its divisors is an integer number (240318).

2⁹⁵⁸⁰⁹¹ is an apocalyptic number.

958091 is a deficient number, since it is larger than the sum of its proper divisors (3181).

958091 is a wasteful number, since it uses less digits than its factorization.

958091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3180.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 958091 is about 978.8212298474. The cubic root of 958091 is about 98.5830507095.

The spelling of 958091 in words is "nine hundred fifty-eight thousand, ninety-one".