1679059199 has 4 divisors (see below), whose sum is σ = 1682955360. Its totient is φ = 1675163040.

The previous prime is 1679059181. The next prime is 1679059219. The reversal of 1679059199 is 9919509761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9919509761 = 7 ⋅1417072823.

It is a cyclic number.

It is not a de Polignac number, because 1679059199 - 2²⁰ = 1678010623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1679059159) 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, 1947434 + ... + 1948295.

It is an arithmetic number, because the mean of its divisors is an integer number (420738840).

Almost surely, 2^1679059199 is an apocalyptic number.

1679059199 is a deficient number, since it is larger than the sum of its proper divisors (3896161).

1679059199 is an equidigital number, since it uses as much as digits as its factorization.

1679059199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896160.

The product of its (nonzero) digits is 1377810, while the sum is 56.

The square root of 1679059199 is about 40976.3248596064. The cubic root of 1679059199 is about 1188.5624424617.

The spelling of 1679059199 in words is "one billion, six hundred seventy-nine million, fifty-nine thousand, one hundred ninety-nine".