1679131 has 2 divisors, whose sum is σ = 1679132. Its totient is φ = 1679130.

The previous prime is 1679123. The next prime is 1679143. The reversal of 1679131 is 1319761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1679131 - 2³ = 1679123 is a prime.

It is a super-2 number, since 2×1679131² = 5638961830322, which contains 22 as substring.

It is equal to p₁₂₆₆₉₄ and since 1679131 and 126694 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1679131.

It is not a weakly prime, because it can be changed into another prime (1679101) 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, 839565 + 839566.

It is an arithmetic number, because the mean of its divisors is an integer number (839566).

2^1679131 is an apocalyptic number.

1679131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1679131 is an equidigital number, since it uses as much as digits as its factorization.

1679131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1134, while the sum is 28.

The square root of 1679131 is about 1295.8128722929. The cubic root of 1679131 is about 118.8579384242.

The spelling of 1679131 in words is "one million, six hundred seventy-nine thousand, one hundred thirty-one".