130440000323403 has 10 divisors (see below), whose sum is σ = 194854815298044. Its totient is φ = 86960000215548.

The previous prime is 130440000323393. The next prime is 130440000323407. The reversal of 130440000323403 is 304323000044031.

It is not a de Polignac number, because 130440000323403 - 2⁴ = 130440000323387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (130440000323407) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 805185187101 + ... + 805185187262.

Almost surely, 2^{130440000323403} is an apocalyptic number.

130440000323403 is a deficient number, since it is larger than the sum of its proper divisors (64414814974641).

130440000323403 is an equidigital number, since it uses as much as digits as its factorization.

130440000323403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610370374375 (or 1610370374366 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 130440000323403 its reverse (304323000044031), we get a palindrome (434763000367434).

The spelling of 130440000323403 in words is "one hundred thirty trillion, four hundred forty billion, three hundred twenty-three thousand, four hundred three".