3628117091 has 2 divisors, whose sum is σ = 3628117092. Its totient is φ = 3628117090.

The previous prime is 3628117063. The next prime is 3628117109. The reversal of 3628117091 is 1907118263.

Together with next prime (3628117109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (1907118263) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3628117091 - 2²² = 3623922787 is a prime.

It is not a weakly prime, because it can be changed into another prime (3628117021) 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, 1814058545 + 1814058546.

It is an arithmetic number, because the mean of its divisors is an integer number (1814058546).

Almost surely, 2^3628117091 is an apocalyptic number.

3628117091 is a deficient number, since it is larger than the sum of its proper divisors (1).

3628117091 is an equidigital number, since it uses as much as digits as its factorization.

3628117091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 3628117091 is about 60233.8533633703. The cubic root of 3628117091 is about 1536.5985943362.

The spelling of 3628117091 in words is "three billion, six hundred twenty-eight million, one hundred seventeen thousand, ninety-one".