1301166522 has 12 divisors (see below), whose sum is σ = 2819194170. Its totient is φ = 433722168.

The previous prime is 1301166521. The next prime is 1301166551. The reversal of 1301166522 is 2256611031.

1301166522 is a `hidden beast` number, since 1 + 3 + 0 + 1 + 1 + 6 + 652 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 659000241 + 642166281 = 25671^2 + 25341^2 .

It is not an unprimeable number, because it can be changed into a prime (1301166521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36143497 + ... + 36143532.

Almost surely, 2^1301166522 is an apocalyptic number.

1301166522 is an abundant number, since it is smaller than the sum of its proper divisors (1518027648).

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

1301166522 is a wasteful number, since it uses less digits than its factorization.

1301166522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72287037 (or 72287034 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 1301166522 is about 36071.6858768758. The cubic root of 1301166522 is about 1091.7192300338.

Adding to 1301166522 its reverse (2256611031), we get a palindrome (3557777553).

The spelling of 1301166522 in words is "one billion, three hundred one million, one hundred sixty-six thousand, five hundred twenty-two".