130664599 has 4 divisors (see below), whose sum is σ = 140715736. Its totient is φ = 120613464.

The previous prime is 130664593. The next prime is 130664603. The reversal of 130664599 is 995466031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130664599 - 2¹⁷ = 130533527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130664593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5025549 + ... + 5025574.

It is an arithmetic number, because the mean of its divisors is an integer number (35178934).

Almost surely, 2^130664599 is an apocalyptic number.

130664599 is a deficient number, since it is larger than the sum of its proper divisors (10051137).

130664599 is a wasteful number, since it uses less digits than its factorization.

130664599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10051136.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 130664599 is about 11430.8616910537. The cubic root of 130664599 is about 507.4414974585.

The spelling of 130664599 in words is "one hundred thirty million, six hundred sixty-four thousand, five hundred ninety-nine".