2723972609 has 2 divisors, whose sum is σ = 2723972610. Its totient is φ = 2723972608.

The previous prime is 2723972599. The next prime is 2723972627. The reversal of 2723972609 is 9062793272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1387339009 + 1336633600 = 37247^2 + 36560^2 .

It is a cyclic number.

It is not a de Polignac number, because 2723972609 - 2⁸ = 2723972353 is a prime.

It is not a weakly prime, because it can be changed into another prime (2723972659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361986304 + 1361986305.

It is an arithmetic number, because the mean of its divisors is an integer number (1361986305).

Almost surely, 2^2723972609 is an apocalyptic number.

It is an amenable number.

2723972609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2723972609 is an equidigital number, since it uses as much as digits as its factorization.

2723972609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 47.

The square root of 2723972609 is about 52191.6909957897. The cubic root of 2723972609 is about 1396.5856609552.

The spelling of 2723972609 in words is "two billion, seven hundred twenty-three million, nine hundred seventy-two thousand, six hundred nine".