1161066522 has 32 divisors (see below), whose sum is σ = 2895128064. Its totient is φ = 301575600.

The previous prime is 1161066481. The next prime is 1161066547. The reversal of 1161066522 is 2256601611.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1161066522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1256104 + ... + 1257027.

It is an arithmetic number, because the mean of its divisors is an integer number (90472752).

Almost surely, 2^1161066522 is an apocalyptic number.

1161066522 is an abundant number, since it is smaller than the sum of its proper divisors (1734061542).

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

1161066522 is a wasteful number, since it uses less digits than its factorization.

1161066522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513154.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1161066522 is about 34074.4262167391. The cubic root of 1161066522 is about 1051.0394912077.

The spelling of 1161066522 in words is "one billion, one hundred sixty-one million, sixty-six thousand, five hundred twenty-two".