130340505 has 16 divisors (see below), whose sum is σ = 209828160. Its totient is φ = 69087168.

The previous prime is 130340477. The next prime is 130340531. The reversal of 130340505 is 505043031.

It is not a de Polignac number, because 130340505 - 2⁵ = 130340473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24210 + ... + 29099.

It is an arithmetic number, because the mean of its divisors is an integer number (13114260).

Almost surely, 2^130340505 is an apocalyptic number.

130340505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

130340505 is a deficient number, since it is larger than the sum of its proper divisors (79487655).

130340505 is a wasteful number, since it uses less digits than its factorization.

130340505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53480.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 130340505 is about 11416.6766180005. The cubic root of 130340505 is about 507.0216058546.

Adding to 130340505 its reverse (505043031), we get a palindrome (635383536).

The spelling of 130340505 in words is "one hundred thirty million, three hundred forty thousand, five hundred five".