3765938069 has 2 divisors, whose sum is σ = 3765938070. Its totient is φ = 3765938068.

The previous prime is 3765938021. The next prime is 3765938087. The reversal of 3765938069 is 9608395673.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2332407025 + 1433531044 = 48295^2 + 37862^2 .

It is a cyclic number.

It is not a de Polignac number, because 3765938069 - 2¹² = 3765933973 is a prime.

It is a super-2 number, since 2×3765938069² = 28364579079086897522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3765938369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1882969034 + 1882969035.

It is an arithmetic number, because the mean of its divisors is an integer number (1882969035).

Almost surely, 2^3765938069 is an apocalyptic number.

It is an amenable number.

3765938069 is a deficient number, since it is larger than the sum of its proper divisors (1).

3765938069 is an equidigital number, since it uses as much as digits as its factorization.

3765938069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7348320, while the sum is 56.

The square root of 3765938069 is about 61367.2393790042. The cubic root of 3765938069 is about 1555.8141770116.

The spelling of 3765938069 in words is "three billion, seven hundred sixty-five million, nine hundred thirty-eight thousand, sixty-nine".