130403344 has 10 divisors (see below), whose sum is σ = 252656510. Its totient is φ = 65201664.

The previous prime is 130403341. The next prime is 130403369. The reversal of 130403344 is 443304031.

It can be written as a sum of positive squares in only one way, i.e., 79423744 + 50979600 = 8912^2 + 7140^2 .

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4075089 + ... + 4075120.

It is an arithmetic number, because the mean of its divisors is an integer number (25265651).

Almost surely, 2^130403344 is an apocalyptic number.

It is an amenable number.

130403344 is a deficient number, since it is larger than the sum of its proper divisors (122253166).

130403344 is an equidigital number, since it uses as much as digits as its factorization.

130403344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8150217 (or 8150211 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 130403344 is about 11419.4283569713. The cubic root of 130403344 is about 507.1030735250.

Adding to 130403344 its reverse (443304031), we get a palindrome (573707375).

It can be divided in two parts, 13040 and 3344, that added together give a 14-th power (16384 = 2¹⁴).

The spelling of 130403344 in words is "one hundred thirty million, four hundred three thousand, three hundred forty-four".