130344404 has 24 divisors (see below), whose sum is σ = 240262848. Its totient is φ = 61751360.

The previous prime is 130344341. The next prime is 130344407. The reversal of 130344404 is 404443031.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 130344404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130344407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3224 + ... + 16464.

It is an arithmetic number, because the mean of its divisors is an integer number (10010952).

Almost surely, 2^130344404 is an apocalyptic number.

It is an amenable number.

130344404 is a deficient number, since it is larger than the sum of its proper divisors (109918444).

130344404 is a wasteful number, since it uses less digits than its factorization.

130344404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13375 (or 13373 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 130344404 is about 11416.8473756988. The cubic root of 130344404 is about 507.0266614780.

Adding to 130344404 its reverse (404443031), we get a palindrome (534787435).

The spelling of 130344404 in words is "one hundred thirty million, three hundred forty-four thousand, four hundred four".