130773530 has 16 divisors (see below), whose sum is σ = 235608264. Its totient is φ = 52261440.

The previous prime is 130773529. The next prime is 130773541. The reversal of 130773530 is 35377031.

It can be written as a sum of positive squares in 4 ways, for example, as 55100929 + 75672601 = 7423^2 + 8699^2 .

It is a super-2 number, since 2×130773530² = 34203432297321800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 130773493 and 130773502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6740 + ... + 17520.

Almost surely, 2^130773530 is an apocalyptic number.

130773530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130773530 is a deficient number, since it is larger than the sum of its proper divisors (104834734).

130773530 is a wasteful number, since it uses less digits than its factorization.

130773530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12001.

The product of its (nonzero) digits is 6615, while the sum is 29.

The square root of 130773530 is about 11435.6254748046. The cubic root of 130773530 is about 507.5824710061.

The spelling of 130773530 in words is "one hundred thirty million, seven hundred seventy-three thousand, five hundred thirty".