130067779 has 2 divisors, whose sum is σ = 130067780. Its totient is φ = 130067778.

The previous prime is 130067771. The next prime is 130067789. The reversal of 130067779 is 977760031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130067779 - 2³ = 130067771 is a prime.

It is not a weakly prime, because it can be changed into another prime (130067771) 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, 65033889 + 65033890.

It is an arithmetic number, because the mean of its divisors is an integer number (65033890).

Almost surely, 2^130067779 is an apocalyptic number.

130067779 is a deficient number, since it is larger than the sum of its proper divisors (1).

130067779 is an equidigital number, since it uses as much as digits as its factorization.

130067779 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55566, while the sum is 40.

The square root of 130067779 is about 11404.7261694440. The cubic root of 130067779 is about 506.6677262693.

The spelling of 130067779 in words is "one hundred thirty million, sixty-seven thousand, seven hundred seventy-nine".