9972740179 has 2 divisors, whose sum is σ = 9972740180. Its totient is φ = 9972740178.

The previous prime is 9972740149. The next prime is 9972740221. The reversal of 9972740179 is 9710472799.

9972740179 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 9972740179 - 2¹³ = 9972731987 is a prime.

It is not a weakly prime, because it can be changed into another prime (9972740149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4986370089 + 4986370090.

It is an arithmetic number, because the mean of its divisors is an integer number (4986370090).

Almost surely, 2^9972740179 is an apocalyptic number.

9972740179 is a deficient number, since it is larger than the sum of its proper divisors (1).

9972740179 is an equidigital number, since it uses as much as digits as its factorization.

9972740179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2000376, while the sum is 55.

The square root of 9972740179 is about 99863.6078809493. The cubic root of 9972740179 is about 2152.4752583598.

The spelling of 9972740179 in words is "nine billion, nine hundred seventy-two million, seven hundred forty thousand, one hundred seventy-nine".