2012365777 has 2 divisors, whose sum is σ = 2012365778. Its totient is φ = 2012365776.

The previous prime is 2012365763. The next prime is 2012365781. The reversal of 2012365777 is 7775632102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2009818561 + 2547216 = 44831^2 + 1596^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012365777 - 2¹⁵ = 2012333009 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012365757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006182888 + 1006182889.

It is an arithmetic number, because the mean of its divisors is an integer number (1006182889).

Almost surely, 2^2012365777 is an apocalyptic number.

It is an amenable number.

2012365777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012365777 is an equidigital number, since it uses as much as digits as its factorization.

2012365777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 123480, while the sum is 40.

The square root of 2012365777 is about 44859.4000963009. The cubic root of 2012365777 is about 1262.5123670585.

Adding to 2012365777 its reverse (7775632102), we get a palindrome (9787997879).

The spelling of 2012365777 in words is "two billion, twelve million, three hundred sixty-five thousand, seven hundred seventy-seven".