3813111061 has 2 divisors, whose sum is σ = 3813111062. Its totient is φ = 3813111060.

The previous prime is 3813111053. The next prime is 3813111077. The reversal of 3813111061 is 1601113183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3620428900 + 192682161 = 60170^2 + 13881^2 .

It is an emirp because it is prime and its reverse (1601113183) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3813111061 - 2³ = 3813111053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3813111761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1906555530 + 1906555531.

It is an arithmetic number, because the mean of its divisors is an integer number (1906555531).

Almost surely, 2^3813111061 is an apocalyptic number.

It is an amenable number.

3813111061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3813111061 is an equidigital number, since it uses as much as digits as its factorization.

3813111061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 3813111061 is about 61750.3932052258. The cubic root of 3813111061 is about 1562.2834001707.

The spelling of 3813111061 in words is "three billion, eight hundred thirteen million, one hundred eleven thousand, sixty-one".