1122086164 has 12 divisors (see below), whose sum is σ = 1983093588. Its totient is φ = 555488000.

The previous prime is 1122086149. The next prime is 1122086167. The reversal of 1122086164 is 4616802211.

It can be written as a sum of positive squares in 2 ways, for example, as 1069813264 + 52272900 = 32708^2 + 7230^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122086167) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1388317 + ... + 1389124.

It is an arithmetic number, because the mean of its divisors is an integer number (165257799).

Almost surely, 2^1122086164 is an apocalyptic number.

It is an amenable number.

1122086164 is a deficient number, since it is larger than the sum of its proper divisors (861007424).

1122086164 is a wasteful number, since it uses less digits than its factorization.

1122086164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777546 (or 2777544 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 1122086164 is about 33497.5545973135. The cubic root of 1122086164 is about 1039.1432058212.

Adding to 1122086164 its reverse (4616802211), we get a palindrome (5738888375).

The spelling of 1122086164 in words is "one billion, one hundred twenty-two million, eighty-six thousand, one hundred sixty-four".