2909416973 has 2 divisors, whose sum is σ = 2909416974. Its totient is φ = 2909416972.

The previous prime is 2909416943. The next prime is 2909416997. The reversal of 2909416973 is 3796149092.

2909416973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2845368964 + 64048009 = 53342^2 + 8003^2 .

It is a cyclic number.

It is not a de Polignac number, because 2909416973 - 2¹⁴ = 2909400589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2909416903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1454708486 + 1454708487.

It is an arithmetic number, because the mean of its divisors is an integer number (1454708487).

Almost surely, 2^2909416973 is an apocalyptic number.

It is an amenable number.

2909416973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2909416973 is an equidigital number, since it uses as much as digits as its factorization.

2909416973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 50.

The square root of 2909416973 is about 53939.0116057015. The cubic root of 2909416973 is about 1427.5850437258.

The spelling of 2909416973 in words is "two billion, nine hundred nine million, four hundred sixteen thousand, nine hundred seventy-three".