47979097 has 2 divisors, whose sum is σ = 47979098. Its totient is φ = 47979096.

The previous prime is 47979091. The next prime is 47979131. The reversal of 47979097 is 79097974.

47979097 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 can be written as a sum of positive squares in only one way, i.e., 40908816 + 7070281 = 6396^2 + 2659^2 .

It is a cyclic number.

It is not a de Polignac number, because 47979097 - 2³ = 47979089 is a prime.

It is not a weakly prime, because it can be changed into another prime (47979091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23989548 + 23989549.

It is an arithmetic number, because the mean of its divisors is an integer number (23989549).

Almost surely, 2^47979097 is an apocalyptic number.

It is an amenable number.

47979097 is a deficient number, since it is larger than the sum of its proper divisors (1).

47979097 is an equidigital number, since it uses as much as digits as its factorization.

47979097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000188, while the sum is 52.

The square root of 47979097 is about 6926.6945219202. The cubic root of 47979097 is about 363.3713563626.

The spelling of 47979097 in words is "forty-seven million, nine hundred seventy-nine thousand, ninety-seven".