2947352879 has 2 divisors, whose sum is σ = 2947352880. Its totient is φ = 2947352878.

The previous prime is 2947352809. The next prime is 2947352893. The reversal of 2947352879 is 9782537492.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2947352879 - 2²⁴ = 2930575663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2947352809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1473676439 + 1473676440.

It is an arithmetic number, because the mean of its divisors is an integer number (1473676440).

Almost surely, 2^2947352879 is an apocalyptic number.

2947352879 is a deficient number, since it is larger than the sum of its proper divisors (1).

2947352879 is an equidigital number, since it uses as much as digits as its factorization.

2947352879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 56.

The square root of 2947352879 is about 54289.5282628243. The cubic root of 2947352879 is about 1433.7630328343.

The spelling of 2947352879 in words is "two billion, nine hundred forty-seven million, three hundred fifty-two thousand, eight hundred seventy-nine".