2209125073 has 2 divisors, whose sum is σ = 2209125074. Its totient is φ = 2209125072.

The previous prime is 2209125049. The next prime is 2209125097. The reversal of 2209125073 is 3705219022.

It is a balanced prime because it is at equal distance from previous prime (2209125049) and next prime (2209125097).

It can be written as a sum of positive squares in only one way, i.e., 1885556929 + 323568144 = 43423^2 + 17988^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2209125073 is a prime.

It is not a weakly prime, because it can be changed into another prime (2209125173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1104562536 + 1104562537.

It is an arithmetic number, because the mean of its divisors is an integer number (1104562537).

Almost surely, 2^2209125073 is an apocalyptic number.

It is an amenable number.

2209125073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2209125073 is an equidigital number, since it uses as much as digits as its factorization.

2209125073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 2209125073 is about 47001.3305449963. The cubic root of 2209125073 is about 1302.3871470139.

The spelling of 2209125073 in words is "two billion, two hundred nine million, one hundred twenty-five thousand, seventy-three".