130140403 has 4 divisors (see below), whose sum is σ = 133166968. Its totient is φ = 127113840.

The previous prime is 130140391. The next prime is 130140421. The reversal of 130140403 is 304041031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130140403 - 2²⁵ = 96585971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130140473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1513218 + ... + 1513303.

It is an arithmetic number, because the mean of its divisors is an integer number (33291742).

Almost surely, 2^130140403 is an apocalyptic number.

130140403 is a deficient number, since it is larger than the sum of its proper divisors (3026565).

130140403 is an equidigital number, since it uses as much as digits as its factorization.

130140403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026564.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 130140403 is about 11407.9096682959. The cubic root of 130140403 is about 506.7620088834.

Adding to 130140403 its reverse (304041031), we get a palindrome (434181434).

The spelling of 130140403 in words is "one hundred thirty million, one hundred forty thousand, four hundred three".