130403340 has 72 divisors (see below), whose sum is σ = 397732608. Its totient is φ = 34583040.

The previous prime is 130403323. The next prime is 130403341. The reversal of 130403340 is 43304031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (130403341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32484 + ... + 36276.

It is an arithmetic number, because the mean of its divisors is an integer number (5524064).

Almost surely, 2^130403340 is an apocalyptic number.

130403340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130403340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198866304).

130403340 is an abundant number, since it is smaller than the sum of its proper divisors (267329268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130403340 is a wasteful number, since it uses less digits than its factorization.

130403340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3999 (or 3994 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 130403340 is about 11419.4281818312. The cubic root of 130403340 is about 507.1030683400.

Adding to 130403340 its reverse (43304031), we get a palindrome (173707371).

The spelling of 130403340 in words is "one hundred thirty million, four hundred three thousand, three hundred forty".