130564501 has 2 divisors, whose sum is σ = 130564502. Its totient is φ = 130564500.

The previous prime is 130564439. The next prime is 130564517. The reversal of 130564501 is 105465031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130553476 + 11025 = 11426^2 + 105^2 .

It is a cyclic number.

It is not a de Polignac number, because 130564501 - 2⁷ = 130564373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130564571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65282250 + 65282251.

It is an arithmetic number, because the mean of its divisors is an integer number (65282251).

Almost surely, 2^130564501 is an apocalyptic number.

It is an amenable number.

130564501 is a deficient number, since it is larger than the sum of its proper divisors (1).

130564501 is an equidigital number, since it uses as much as digits as its factorization.

130564501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 130564501 is about 11426.4824421166. The cubic root of 130564501 is about 507.3118860834.

The spelling of 130564501 in words is "one hundred thirty million, five hundred sixty-four thousand, five hundred one".