3811274233061 has 2 divisors, whose sum is σ = 3811274233062. Its totient is φ = 3811274233060.

The previous prime is 3811274233051. The next prime is 3811274233079. The reversal of 3811274233061 is 1603324721183.

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., 3716871670561 + 94402562500 = 1927919^2 + 307250^2 .

It is an emirp because it is prime and its reverse (1603324721183) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3811274233061 is a prime.

It is a super-2 number, since 2×3811274233061² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3811274233001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1905637116530 + 1905637116531.

It is an arithmetic number, because the mean of its divisors is an integer number (1905637116531).

Almost surely, 2^{3811274233061} is an apocalyptic number.

It is an amenable number.

3811274233061 is a deficient number, since it is larger than the sum of its proper divisors (1).

3811274233061 is an equidigital number, since it uses as much as digits as its factorization.

3811274233061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 3811274233061 in words is "three trillion, eight hundred eleven billion, two hundred seventy-four million, two hundred thirty-three thousand, sixty-one".