48197879 has 2 divisors, whose sum is σ = 48197880. Its totient is φ = 48197878.

The previous prime is 48197843. The next prime is 48197881. The reversal of 48197879 is 97879184.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48197879 is a prime.

Together with 48197881, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48197879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48197819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24098939 + 24098940.

It is an arithmetic number, because the mean of its divisors is an integer number (24098940).

Almost surely, 2^48197879 is an apocalyptic number.

48197879 is a deficient number, since it is larger than the sum of its proper divisors (1).

48197879 is an equidigital number, since it uses as much as digits as its factorization.

48197879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 53.

The square root of 48197879 is about 6942.4692293160. The cubic root of 48197879 is about 363.9228366605.

The spelling of 48197879 in words is "forty-eight million, one hundred ninety-seven thousand, eight hundred seventy-nine".