130503515421 has 16 divisors (see below), whose sum is σ = 177498281664. Its totient is φ = 85268730624.

The previous prime is 130503515419. The next prime is 130503515437. The reversal of 130503515421 is 124515305031.

It is not a de Polignac number, because 130503515421 - 2¹ = 130503515419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130503515491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1608300 + ... + 1687493.

It is an arithmetic number, because the mean of its divisors is an integer number (11093642604).

Almost surely, 2^130503515421 is an apocalyptic number.

It is an amenable number.

130503515421 is a deficient number, since it is larger than the sum of its proper divisors (46994766243).

130503515421 is a wasteful number, since it uses less digits than its factorization.

130503515421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296060.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 130503515421 in words is "one hundred thirty billion, five hundred three million, five hundred fifteen thousand, four hundred twenty-one".