130503615 has 64 divisors (see below), whose sum is σ = 236888064. Its totient is φ = 60800000.

The previous prime is 130503613. The next prime is 130503623. The reversal of 130503615 is 516305031.

It is not a de Polignac number, because 130503615 - 2¹ = 130503613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130503613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 683170 + ... + 683360.

It is an arithmetic number, because the mean of its divisors is an integer number (3701376).

Almost surely, 2^130503615 is an apocalyptic number.

130503615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

130503615 is a deficient number, since it is larger than the sum of its proper divisors (106384449).

130503615 is a wasteful number, since it uses less digits than its factorization.

130503615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 130503615 is about 11423.8178819517. The cubic root of 130503615 is about 507.2330157578.

Adding to 130503615 its reverse (516305031), we get a palindrome (646808646).

The spelling of 130503615 in words is "one hundred thirty million, five hundred three thousand, six hundred fifteen".