130877505 has 64 divisors (see below), whose sum is σ = 262103040. Its totient is φ = 61387200.

The previous prime is 130877501. The next prime is 130877557. The reversal of 130877505 is 505778031.

It is not a de Polignac number, because 130877505 - 2² = 130877501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 130877505.

It is not an unprimeable number, because it can be changed into a prime (130877501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 44614 + ... + 47456.

It is an arithmetic number, because the mean of its divisors is an integer number (4095360).

Almost surely, 2^130877505 is an apocalyptic number.

130877505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

130877505 is an abundant number, since it is smaller than the sum of its proper divisors (131225535).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130877505 is a wasteful number, since it uses less digits than its factorization.

130877505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2899 (or 2893 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 36.

The square root of 130877505 is about 11440.1706718038. The cubic root of 130877505 is about 507.7169577192.

The spelling of 130877505 in words is "one hundred thirty million, eight hundred seventy-seven thousand, five hundred five".