101879 has 2 divisors, whose sum is σ = 101880. Its totient is φ = 101878.

The previous prime is 101873. The next prime is 101891. The reversal of 101879 is 978101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101879 - 2⁴ = 101863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50939 + 50940.

It is an arithmetic number, because the mean of its divisors is an integer number (50940).

2¹⁰¹⁸⁷⁹ is an apocalyptic number.

101879 is a deficient number, since it is larger than the sum of its proper divisors (1).

101879 is an equidigital number, since it uses as much as digits as its factorization.

101879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

The square root of 101879 is about 319.1848993922. The cubic root of 101879 is about 46.7048044248.

The spelling of 101879 in words is "one hundred one thousand, eight hundred seventy-nine".