970091 has 2 divisors, whose sum is σ = 970092. Its totient is φ = 970090.

The previous prime is 970087. The next prime is 970111. The reversal of 970091 is 190079.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 970091 - 2² = 970087 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 970091.

It is not a weakly prime, because it can be changed into another prime (970031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485045 + 485046.

It is an arithmetic number, because the mean of its divisors is an integer number (485046).

2⁹⁷⁰⁰⁹¹ is an apocalyptic number.

970091 is a deficient number, since it is larger than the sum of its proper divisors (1).

970091 is an equidigital number, since it uses as much as digits as its factorization.

970091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 567, while the sum is 26.

The square root of 970091 is about 984.9319773467. The cubic root of 970091 is about 98.9929253864.

The spelling of 970091 in words is "nine hundred seventy thousand, ninety-one".