2045025313 has 2 divisors, whose sum is σ = 2045025314. Its totient is φ = 2045025312.

The previous prime is 2045025263. The next prime is 2045025341. The reversal of 2045025313 is 3135205402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1417673104 + 627352209 = 37652^2 + 25047^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045025313 is a prime.

It is not a weakly prime, because it can be changed into another prime (2045025343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022512656 + 1022512657.

It is an arithmetic number, because the mean of its divisors is an integer number (1022512657).

Almost surely, 2^2045025313 is an apocalyptic number.

It is an amenable number.

2045025313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045025313 is an equidigital number, since it uses as much as digits as its factorization.

2045025313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2045025313 is about 45221.9560943575. The cubic root of 2045025313 is about 1269.3056971293.

The spelling of 2045025313 in words is "two billion, forty-five million, twenty-five thousand, three hundred thirteen".