979230127 has 2 divisors, whose sum is σ = 979230128. Its totient is φ = 979230126.

The previous prime is 979230121. The next prime is 979230143. The reversal of 979230127 is 721032979.

It is a weak prime.

It is an emirp because it is prime and its reverse (721032979) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-979230127 is a prime.

It is a super-2 number, since 2×979230127² = 1917783283248872258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 979230127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (979230121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489615063 + 489615064.

It is an arithmetic number, because the mean of its divisors is an integer number (489615064).

Almost surely, 2^979230127 is an apocalyptic number.

979230127 is a deficient number, since it is larger than the sum of its proper divisors (1).

979230127 is an equidigital number, since it uses as much as digits as its factorization.

979230127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 979230127 is about 31292.6529236497. The cubic root of 979230127 is about 993.0282161868.

The spelling of 979230127 in words is "nine hundred seventy-nine million, two hundred thirty thousand, one hundred twenty-seven".