130433312 has 24 divisors (see below), whose sum is σ = 257197500. Its totient is φ = 65113344.

The previous prime is 130433273. The next prime is 130433351. The reversal of 130433312 is 213334031.

It is an interprime number because it is at equal distance from previous prime (130433273) and next prime (130433351).

It can be written as a sum of positive squares in 2 ways, for example, as 96746896 + 33686416 = 9836^2 + 5804^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19814 + ... + 25562.

Almost surely, 2^130433312 is an apocalyptic number.

It is an amenable number.

130433312 is a deficient number, since it is larger than the sum of its proper divisors (126764188).

130433312 is an equidigital number, since it uses as much as digits as its factorization.

130433312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6468 (or 6460 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 130433312 is about 11420.7404313381. The cubic root of 130433312 is about 507.1419163452.

Adding to 130433312 its reverse (213334031), we get a palindrome (343767343).

The spelling of 130433312 in words is "one hundred thirty million, four hundred thirty-three thousand, three hundred twelve".