130332505 has 16 divisors (see below), whose sum is σ = 158455440. Its totient is φ = 102903808.

The previous prime is 130332473. The next prime is 130332529. The reversal of 130332505 is 505233031.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 27594009 + 102738496 = 5253^2 + 10136^2 .

It is a cyclic number.

It is not a de Polignac number, because 130332505 - 2⁵ = 130332473 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, 219489 + ... + 220081.

It is an arithmetic number, because the mean of its divisors is an integer number (9903465).

Almost surely, 2^130332505 is an apocalyptic number.

It is an amenable number.

130332505 is a deficient number, since it is larger than the sum of its proper divisors (28122935).

130332505 is a wasteful number, since it uses less digits than its factorization.

130332505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100.

The product of its (nonzero) digits is 1350, while the sum is 22.

The square root of 130332505 is about 11416.3262479661. The cubic root of 130332505 is about 507.0112323696.

Adding to 130332505 its reverse (505233031), we get a palindrome (635565536).

The spelling of 130332505 in words is "one hundred thirty million, three hundred thirty-two thousand, five hundred five".