130006522 has 8 divisors (see below), whose sum is σ = 195059700. Its totient is φ = 64986624.

The previous prime is 130006477. The next prime is 130006543. The reversal of 130006522 is 225600031.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 113188321 + 16818201 = 10639^2 + 4101^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 130006522.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7354 + ... + 17722.

Almost surely, 2^130006522 is an apocalyptic number.

130006522 is a deficient number, since it is larger than the sum of its proper divisors (65053178).

130006522 is a wasteful number, since it uses less digits than its factorization.

130006522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16640.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 130006522 is about 11402.0402560244. The cubic root of 130006522 is about 506.5881733397.

Adding to 130006522 its reverse (225600031), we get a palindrome (355606553).

The spelling of 130006522 in words is "one hundred thirty million, six thousand, five hundred twenty-two".