130120691 has 2 divisors, whose sum is σ = 130120692. Its totient is φ = 130120690.

The previous prime is 130120631. The next prime is 130120741. The reversal of 130120691 is 196021031.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (196021031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130120691 - 2¹⁰ = 130119667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (130120631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65060345 + 65060346.

It is an arithmetic number, because the mean of its divisors is an integer number (65060346).

Almost surely, 2^130120691 is an apocalyptic number.

130120691 is a deficient number, since it is larger than the sum of its proper divisors (1).

130120691 is an equidigital number, since it uses as much as digits as its factorization.

130120691 is an evil number, because the sum of its binary digits is even.

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

The square root of 130120691 is about 11407.0456736177. The cubic root of 130120691 is about 506.7364216538.

The spelling of 130120691 in words is "one hundred thirty million, one hundred twenty thousand, six hundred ninety-one".