3628111187 has 2 divisors, whose sum is σ = 3628111188. Its totient is φ = 3628111186.

The previous prime is 3628111159. The next prime is 3628111217. The reversal of 3628111187 is 7811118263.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3628111187 - 2⁸ = 3628110931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3628111187.

It is not a weakly prime, because it can be changed into another prime (3628111987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1814055593 + 1814055594.

It is an arithmetic number, because the mean of its divisors is an integer number (1814055594).

Almost surely, 2^3628111187 is an apocalyptic number.

3628111187 is a deficient number, since it is larger than the sum of its proper divisors (1).

3628111187 is an equidigital number, since it uses as much as digits as its factorization.

3628111187 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 38.

The square root of 3628111187 is about 60233.8043543657. The cubic root of 3628111187 is about 1536.5977608384.

The spelling of 3628111187 in words is "three billion, six hundred twenty-eight million, one hundred eleven thousand, one hundred eighty-seven".