130266569 has 2 divisors, whose sum is σ = 130266570. Its totient is φ = 130266568.

The previous prime is 130266533. The next prime is 130266589. The reversal of 130266569 is 965662031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130256569 + 10000 = 11413^2 + 100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130266569 is a prime.

It is a super-2 number, since 2×130266569² = 33938757998063522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (130266589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65133284 + 65133285.

It is an arithmetic number, because the mean of its divisors is an integer number (65133285).

Almost surely, 2^130266569 is an apocalyptic number.

It is an amenable number.

130266569 is a deficient number, since it is larger than the sum of its proper divisors (1).

130266569 is an equidigital number, since it uses as much as digits as its factorization.

130266569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 130266569 is about 11413.4380884990. The cubic root of 130266569 is about 506.9257179342.

The spelling of 130266569 in words is "one hundred thirty million, two hundred sixty-six thousand, five hundred sixty-nine".