130503520545 has 16 divisors (see below), whose sum is σ = 210721283520. Its totient is φ = 68963327424.

The previous prime is 130503520523. The next prime is 130503520583. The reversal of 130503520545 is 545025305031.

It is a happy number.

It is not a de Polignac number, because 130503520545 - 2⁶ = 130503520481 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, 39907699 + ... + 39910968.

It is an arithmetic number, because the mean of its divisors is an integer number (13170080220).

Almost surely, 2^130503520545 is an apocalyptic number.

130503520545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

130503520545 is a deficient number, since it is larger than the sum of its proper divisors (80217762975).

130503520545 is a wasteful number, since it uses less digits than its factorization.

130503520545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79818784.

The product of its (nonzero) digits is 45000, while the sum is 33.

Adding to 130503520545 its reverse (545025305031), we get a palindrome (675528825576).

The spelling of 130503520545 in words is "one hundred thirty billion, five hundred three million, five hundred twenty thousand, five hundred forty-five".