130306276 has 6 divisors (see below), whose sum is σ = 228035990. Its totient is φ = 65153136.

The previous prime is 130306271. The next prime is 130306283. The reversal of 130306276 is 672603031.

It can be written as a sum of positive squares in only one way, i.e., 101404900 + 28901376 = 10070^2 + 5376^2 .

It is not an unprimeable number, because it can be changed into a prime (130306271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16288281 + ... + 16288288.

Almost surely, 2^130306276 is an apocalyptic number.

It is an amenable number.

130306276 is a deficient number, since it is larger than the sum of its proper divisors (97729714).

130306276 is a wasteful number, since it uses less digits than its factorization.

130306276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32576573 (or 32576571 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 130306276 is about 11415.1774405832. The cubic root of 130306276 is about 506.9772186245.

It can be divided in two parts, 13030 and 6276, that added together give a triangular number (19306 = T₁₉₆).

The spelling of 130306276 in words is "one hundred thirty million, three hundred six thousand, two hundred seventy-six".