3808149091 has 2 divisors, whose sum is σ = 3808149092. Its totient is φ = 3808149090.

The previous prime is 3808149083. The next prime is 3808149097. The reversal of 3808149091 is 1909418083.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3808149091 - 2³ = 3808149083 is a prime.

It is not a weakly prime, because it can be changed into another prime (3808149097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1904074545 + 1904074546.

It is an arithmetic number, because the mean of its divisors is an integer number (1904074546).

Almost surely, 2^3808149091 is an apocalyptic number.

3808149091 is a deficient number, since it is larger than the sum of its proper divisors (1).

3808149091 is an equidigital number, since it uses as much as digits as its factorization.

3808149091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 3808149091 is about 61710.2024871091. The cubic root of 3808149091 is about 1561.6054438413.

The spelling of 3808149091 in words is "three billion, eight hundred eight million, one hundred forty-nine thousand, ninety-one".