130513503 has 8 divisors (see below), whose sum is σ = 179631616. Its totient is φ = 84202200.

The previous prime is 130513499. The next prime is 130513511. The reversal of 130513503 is 305315031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130513503 - 2² = 130513499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130513503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130513583) 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 7 ways as a sum of consecutive naturals, for example, 701593 + ... + 701778.

It is an arithmetic number, because the mean of its divisors is an integer number (22453952).

Almost surely, 2^130513503 is an apocalyptic number.

130513503 is a deficient number, since it is larger than the sum of its proper divisors (49118113).

130513503 is a wasteful number, since it uses less digits than its factorization.

130513503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403405.

The product of its (nonzero) digits is 675, while the sum is 21.

The square root of 130513503 is about 11424.2506537628. The cubic root of 130513503 is about 507.2458261141.

Adding to 130513503 its reverse (305315031), we get a palindrome (435828534).

The spelling of 130513503 in words is "one hundred thirty million, five hundred thirteen thousand, five hundred three".