101679419 has 2 divisors, whose sum is σ = 101679420. Its totient is φ = 101679418.

The previous prime is 101679407. The next prime is 101679421. The reversal of 101679419 is 914976101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101679419 is a prime.

It is a super-2 number, since 2×101679419² = 20677408496355122, which contains 22 as substring.

Together with 101679421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (101679439) 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, 50839709 + 50839710.

It is an arithmetic number, because the mean of its divisors is an integer number (50839710).

Almost surely, 2^101679419 is an apocalyptic number.

101679419 is a deficient number, since it is larger than the sum of its proper divisors (1).

101679419 is an equidigital number, since it uses as much as digits as its factorization.

101679419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 101679419 is about 10083.6213237110. The cubic root of 101679419 is about 466.7428624450.

The spelling of 101679419 in words is "one hundred one million, six hundred seventy-nine thousand, four hundred nineteen".