975869 has 2 divisors, whose sum is σ = 975870. Its totient is φ = 975868.

The previous prime is 975857. The next prime is 975883. The reversal of 975869 is 968579.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 940900 + 34969 = 970^2 + 187^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-975869 is a prime.

It is a super-2 number, since 2×975869² = 1904640610322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 975869.

It is not a weakly prime, because it can be changed into another prime (975899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487934 + 487935.

It is an arithmetic number, because the mean of its divisors is an integer number (487935).

2⁹⁷⁵⁸⁶⁹ is an apocalyptic number.

It is an amenable number.

975869 is a deficient number, since it is larger than the sum of its proper divisors (1).

975869 is an equidigital number, since it uses as much as digits as its factorization.

975869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 44.

The square root of 975869 is about 987.8608201564. The cubic root of 975869 is about 99.1890751171.

The spelling of 975869 in words is "nine hundred seventy-five thousand, eight hundred sixty-nine".