4087181113 has 2 divisors, whose sum is σ = 4087181114. Its totient is φ = 4087181112.

The previous prime is 4087181107. The next prime is 4087181117. The reversal of 4087181113 is 3111817804.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2755515049 + 1331666064 = 52493^2 + 36492^2 .

It is a cyclic number.

It is not a de Polignac number, because 4087181113 - 2¹⁷ = 4087050041 is a prime.

It is not a weakly prime, because it can be changed into another prime (4087181117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2043590556 + 2043590557.

It is an arithmetic number, because the mean of its divisors is an integer number (2043590557).

Almost surely, 2^4087181113 is an apocalyptic number.

It is an amenable number.

4087181113 is a deficient number, since it is larger than the sum of its proper divisors (1).

4087181113 is an equidigital number, since it uses as much as digits as its factorization.

4087181113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 34.

The square root of 4087181113 is about 63931.0653203902. The cubic root of 4087181113 is about 1598.8508823248.

Adding to 4087181113 its reverse (3111817804), we get a palindrome (7198998917).

The spelling of 4087181113 in words is "four billion, eighty-seven million, one hundred eighty-one thousand, one hundred thirteen".