130115066 has 4 divisors (see below), whose sum is σ = 195172602. Its totient is φ = 65057532.

The previous prime is 130115023. The next prime is 130115077. The reversal of 130115066 is 660511031.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 127125625 + 2989441 = 11275^2 + 1729^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32528765 + ... + 32528768.

Almost surely, 2^130115066 is an apocalyptic number.

130115066 is a deficient number, since it is larger than the sum of its proper divisors (65057536).

130115066 is an equidigital number, since it uses as much as digits as its factorization.

130115066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65057535.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 130115066 is about 11406.7991128099. The cubic root of 130115066 is about 506.7291196292.

Adding to 130115066 its reverse (660511031), we get a palindrome (790626097).

The spelling of 130115066 in words is "one hundred thirty million, one hundred fifteen thousand, sixty-six".