2320744249 has 2 divisors, whose sum is σ = 2320744250. Its totient is φ = 2320744248.

The previous prime is 2320744247. The next prime is 2320744373. The reversal of 2320744249 is 9424470232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2075258025 + 245486224 = 45555^2 + 15668^2 .

It is a cyclic number.

It is not a de Polignac number, because 2320744249 - 2¹ = 2320744247 is a prime.

Together with 2320744247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2320744247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160372124 + 1160372125.

It is an arithmetic number, because the mean of its divisors is an integer number (1160372125).

Almost surely, 2^2320744249 is an apocalyptic number.

It is an amenable number.

2320744249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320744249 is an equidigital number, since it uses as much as digits as its factorization.

2320744249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 2320744249 is about 48174.1035100810. The cubic root of 2320744249 is about 1323.9627337518.

The spelling of 2320744249 in words is "two billion, three hundred twenty million, seven hundred forty-four thousand, two hundred forty-nine".