130533321 has 16 divisors (see below), whose sum is σ = 180345600. Its totient is φ = 83881728.

The previous prime is 130533317. The next prime is 130533323. The reversal of 130533321 is 123335031.

It is not a de Polignac number, because 130533321 - 2² = 130533317 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (130533323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87040 + ... + 88526.

It is an arithmetic number, because the mean of its divisors is an integer number (11271600).

Almost surely, 2^130533321 is an apocalyptic number.

It is an amenable number.

130533321 is a deficient number, since it is larger than the sum of its proper divisors (49812279).

130533321 is a wasteful number, since it uses less digits than its factorization.

130533321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 130533321 is about 11425.1179862617. The cubic root of 130533321 is about 507.2714992916.

Adding to 130533321 its reverse (123335031), we get a palindrome (253868352).

The spelling of 130533321 in words is "one hundred thirty million, five hundred thirty-three thousand, three hundred twenty-one".