130324230445 has 4 divisors (see below), whose sum is σ = 156389076540. Its totient is φ = 104259384352.

The previous prime is 130324230367. The next prime is 130324230499. The reversal of 130324230445 is 544032423031.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 544032423031 = 31 ⋅17549433001.

It can be written as a sum of positive squares in 2 ways, for example, as 59526728361 + 70797502084 = 243981^2 + 266078^2 .

It is a cyclic number.

It is not a de Polignac number, because 130324230445 - 2¹⁹ = 130323706157 is a prime.

It is a congruent number.

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, 13032423040 + ... + 13032423049.

It is an arithmetic number, because the mean of its divisors is an integer number (39097269135).

Almost surely, 2^130324230445 is an apocalyptic number.

It is an amenable number.

130324230445 is a deficient number, since it is larger than the sum of its proper divisors (26064846095).

130324230445 is an equidigital number, since it uses as much as digits as its factorization.

130324230445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26064846094.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 130324230445 its reverse (544032423031), we get a palindrome (674356653476).

The spelling of 130324230445 in words is "one hundred thirty billion, three hundred twenty-four million, two hundred thirty thousand, four hundred forty-five".