130345522 has 4 divisors (see below), whose sum is σ = 195518286. Its totient is φ = 65172760.

The previous prime is 130345493. The next prime is 130345541. The reversal of 130345522 is 225543031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 129937201 + 408321 = 11399^2 + 639^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32586379 + ... + 32586382.

Almost surely, 2^130345522 is an apocalyptic number.

130345522 is a deficient number, since it is larger than the sum of its proper divisors (65172764).

130345522 is an equidigital number, since it uses as much as digits as its factorization.

130345522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65172763.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 130345522 is about 11416.8963383224. The cubic root of 130345522 is about 507.0281111099.

Adding to 130345522 its reverse (225543031), we get a palindrome (355888553).

The spelling of 130345522 in words is "one hundred thirty million, three hundred forty-five thousand, five hundred twenty-two".