1122966890 has 8 divisors (see below), whose sum is σ = 2021340420. Its totient is φ = 449186752.

The previous prime is 1122966877. The next prime is 1122966907. The reversal of 1122966890 is 986692211.

It can be written as a sum of positive squares in 2 ways, for example, as 1118434249 + 4532641 = 33443^2 + 2129^2 .

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

It is a super-2 number, since 2×1122966890² = 2522109272072544200, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 56148335 + ... + 56148354.

Almost surely, 2^1122966890 is an apocalyptic number.

1122966890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1122966890 is a deficient number, since it is larger than the sum of its proper divisors (898373530).

1122966890 is a wasteful number, since it uses less digits than its factorization.

1122966890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112296696.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 1122966890 is about 33510.6981425335. The cubic root of 1122966890 is about 1039.4150093973.

The spelling of 1122966890 in words is "one billion, one hundred twenty-two million, nine hundred sixty-six thousand, eight hundred ninety".