130216091 has 2 divisors, whose sum is σ = 130216092. Its totient is φ = 130216090.

The previous prime is 130216081. The next prime is 130216103. The reversal of 130216091 is 190612031.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (190612031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130216091 - 2²² = 126021787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (130216081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65108045 + 65108046.

It is an arithmetic number, because the mean of its divisors is an integer number (65108046).

Almost surely, 2^130216091 is an apocalyptic number.

130216091 is a deficient number, since it is larger than the sum of its proper divisors (1).

130216091 is an equidigital number, since it uses as much as digits as its factorization.

130216091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 130216091 is about 11411.2265335502. The cubic root of 130216091 is about 506.8602319530.

The spelling of 130216091 in words is "one hundred thirty million, two hundred sixteen thousand, ninety-one".