7045000289 has 2 divisors, whose sum is σ = 7045000290. Its totient is φ = 7045000288.

The previous prime is 7045000279. The next prime is 7045000307. The reversal of 7045000289 is 9820005407.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7016910289 + 28090000 = 83767^2 + 5300^2 .

It is a cyclic number.

It is not a de Polignac number, because 7045000289 - 2⁴ = 7045000273 is a prime.

It is not a weakly prime, because it can be changed into another prime (7045000279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3522500144 + 3522500145.

It is an arithmetic number, because the mean of its divisors is an integer number (3522500145).

Almost surely, 2^7045000289 is an apocalyptic number.

It is an amenable number.

7045000289 is a deficient number, since it is larger than the sum of its proper divisors (1).

7045000289 is an equidigital number, since it uses as much as digits as its factorization.

7045000289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 7045000289 is about 83934.4999925537. The cubic root of 7045000289 is about 1917.0215946040.

The spelling of 7045000289 in words is "seven billion, forty-five million, two hundred eighty-nine", and thus it is an aban number.