979503851 has 2 divisors, whose sum is σ = 979503852. Its totient is φ = 979503850.

The previous prime is 979503823. The next prime is 979503907. The reversal of 979503851 is 158305979.

979503851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 979503851 - 2¹⁰ = 979502827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 979503796 and 979503805.

It is not a weakly prime, because it can be changed into another prime (979505851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489751925 + 489751926.

It is an arithmetic number, because the mean of its divisors is an integer number (489751926).

Almost surely, 2^979503851 is an apocalyptic number.

979503851 is a deficient number, since it is larger than the sum of its proper divisors (1).

979503851 is an equidigital number, since it uses as much as digits as its factorization.

979503851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 340200, while the sum is 47.

The square root of 979503851 is about 31297.0262325353. The cubic root of 979503851 is about 993.1207345591.

The spelling of 979503851 in words is "nine hundred seventy-nine million, five hundred three thousand, eight hundred fifty-one".