2095806749 has 2 divisors, whose sum is σ = 2095806750. Its totient is φ = 2095806748.

The previous prime is 2095806737. The next prime is 2095806763. The reversal of 2095806749 is 9476085902.

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., 1266078724 + 829728025 = 35582^2 + 28805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2095806749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2095806697 and 2095806706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2095806709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1047903374 + 1047903375.

It is an arithmetic number, because the mean of its divisors is an integer number (1047903375).

Almost surely, 2^2095806749 is an apocalyptic number.

It is an amenable number.

2095806749 is a deficient number, since it is larger than the sum of its proper divisors (1).

2095806749 is an equidigital number, since it uses as much as digits as its factorization.

2095806749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 2095806749 is about 45779.9819681048. The cubic root of 2095806749 is about 1279.7262494412.

The spelling of 2095806749 in words is "two billion, ninety-five million, eight hundred six thousand, seven hundred forty-nine".