7979670541 has 2 divisors, whose sum is σ = 7979670542. Its totient is φ = 7979670540.

The previous prime is 7979670533. The next prime is 7979670557. The reversal of 7979670541 is 1450769797.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7947009316 + 32661225 = 89146^2 + 5715^2 .

It is a cyclic number.

It is not a de Polignac number, because 7979670541 - 2³ = 7979670533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7979670581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3989835270 + 3989835271.

It is an arithmetic number, because the mean of its divisors is an integer number (3989835271).

Almost surely, 2^7979670541 is an apocalyptic number.

It is an amenable number.

7979670541 is a deficient number, since it is larger than the sum of its proper divisors (1).

7979670541 is an equidigital number, since it uses as much as digits as its factorization.

7979670541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3333960, while the sum is 55.

The square root of 7979670541 is about 89329.0016791859. The cubic root of 7979670541 is about 1998.3044413633.

The spelling of 7979670541 in words is "seven billion, nine hundred seventy-nine million, six hundred seventy thousand, five hundred forty-one".