1121026170 has 64 divisors (see below), whose sum is σ = 2942386560. Its totient is φ = 271084800.

The previous prime is 1121026139. The next prime is 1121026199. The reversal of 1121026170 is 716201211.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134896 + ... + 142964.

It is an arithmetic number, because the mean of its divisors is an integer number (45974790).

Almost surely, 2^1121026170 is an apocalyptic number.

1121026170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121026170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1471193280).

1121026170 is an abundant number, since it is smaller than the sum of its proper divisors (1821360390).

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

1121026170 is a wasteful number, since it uses less digits than its factorization.

1121026170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8511.

The product of its (nonzero) digits is 168, while the sum is 21.

The square root of 1121026170 is about 33481.7288980124. The cubic root of 1121026170 is about 1038.8158891304.

Adding to 1121026170 its reverse (716201211), we get a palindrome (1837227381).

The spelling of 1121026170 in words is "one billion, one hundred twenty-one million, twenty-six thousand, one hundred seventy".