2918472709 has 2 divisors, whose sum is σ = 2918472710. Its totient is φ = 2918472708.

The previous prime is 2918472703. The next prime is 2918472731. The reversal of 2918472709 is 9072748192.

2918472709 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., 1598240484 + 1320232225 = 39978^2 + 36335^2 .

It is a cyclic number.

It is not a de Polignac number, because 2918472709 - 2⁵ = 2918472677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2918472703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1459236354 + 1459236355.

It is an arithmetic number, because the mean of its divisors is an integer number (1459236355).

Almost surely, 2^2918472709 is an apocalyptic number.

It is an amenable number.

2918472709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2918472709 is an equidigital number, since it uses as much as digits as its factorization.

2918472709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 49.

The square root of 2918472709 is about 54022.8906020402. The cubic root of 2918472709 is about 1429.0646578721.

The spelling of 2918472709 in words is "two billion, nine hundred eighteen million, four hundred seventy-two thousand, seven hundred nine".