2064652243 has 2 divisors, whose sum is σ = 2064652244. Its totient is φ = 2064652242.

The previous prime is 2064652231. The next prime is 2064652273. The reversal of 2064652243 is 3422564602.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2064652243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2064652199 and 2064652208.

It is not a weakly prime, because it can be changed into another prime (2064652223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032326121 + 1032326122.

It is an arithmetic number, because the mean of its divisors is an integer number (1032326122).

Almost surely, 2^2064652243 is an apocalyptic number.

2064652243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2064652243 is an equidigital number, since it uses as much as digits as its factorization.

2064652243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 2064652243 is about 45438.4445486418. Note that the first 3 decimals coincide. The cubic root of 2064652243 is about 1273.3534543038.

The spelling of 2064652243 in words is "two billion, sixty-four million, six hundred fifty-two thousand, two hundred forty-three".