130664773 has 2 divisors, whose sum is σ = 130664774. Its totient is φ = 130664772.

The previous prime is 130664759. The next prime is 130664777. The reversal of 130664773 is 377466031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126495009 + 4169764 = 11247^2 + 2042^2 .

It is an emirp because it is prime and its reverse (377466031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130664773 - 2⁵ = 130664741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130664777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65332386 + 65332387.

It is an arithmetic number, because the mean of its divisors is an integer number (65332387).

Almost surely, 2^130664773 is an apocalyptic number.

It is an amenable number.

130664773 is a deficient number, since it is larger than the sum of its proper divisors (1).

130664773 is an equidigital number, since it uses as much as digits as its factorization.

130664773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 130664773 is about 11430.8693020260. The cubic root of 130664773 is about 507.4417227038.

The spelling of 130664773 in words is "one hundred thirty million, six hundred sixty-four thousand, seven hundred seventy-three".