979427959 has 2 divisors, whose sum is σ = 979427960. Its totient is φ = 979427958.

The previous prime is 979427923. The next prime is 979427983. The reversal of 979427959 is 959724979.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 979427959 - 2¹¹ = 979425911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 979427897 and 979427906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (979427989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489713979 + 489713980.

It is an arithmetic number, because the mean of its divisors is an integer number (489713980).

Almost surely, 2^979427959 is an apocalyptic number.

979427959 is a deficient number, since it is larger than the sum of its proper divisors (1).

979427959 is an equidigital number, since it uses as much as digits as its factorization.

979427959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12859560, while the sum is 61.

The square root of 979427959 is about 31295.8137615880. The cubic root of 979427959 is about 993.0950848844.

The spelling of 979427959 in words is "nine hundred seventy-nine million, four hundred twenty-seven thousand, nine hundred fifty-nine".