2545336069 has 2 divisors, whose sum is σ = 2545336070. Its totient is φ = 2545336068.

The previous prime is 2545336039. The next prime is 2545336093. The reversal of 2545336069 is 9606335452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1291467969 + 1253868100 = 35937^2 + 35410^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2545336069 is a prime.

It is a super-2 number, since 2×2545336069² = 12957471408304745522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2545336019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272668034 + 1272668035.

It is an arithmetic number, because the mean of its divisors is an integer number (1272668035).

Almost surely, 2^2545336069 is an apocalyptic number.

It is an amenable number.

2545336069 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545336069 is an equidigital number, since it uses as much as digits as its factorization.

2545336069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 583200, while the sum is 43.

The square root of 2545336069 is about 50451.3237586488. The cubic root of 2545336069 is about 1365.3637782235.

The spelling of 2545336069 in words is "two billion, five hundred forty-five million, three hundred thirty-six thousand, sixty-nine".