1120770 has 64 divisors (see below), whose sum is σ = 3421440. Its totient is φ = 255744.

The previous prime is 1120747. The next prime is 1120771. The reversal of 1120770 is 770211.

It is a super-2 number, since 2×1120770² = 2512250785800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1594 + ... + 2186.

It is an arithmetic number, because the mean of its divisors is an integer number (53460).

2^1120770 is an apocalyptic number.

1120770 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 1120770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1710720).

1120770 is an abundant number, since it is smaller than the sum of its proper divisors (2300670).

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

1120770 is a wasteful number, since it uses less digits than its factorization.

1120770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616 (or 610 counting only the distinct ones).

The product of its (nonzero) digits is 98, while the sum is 18.

The square root of 1120770 is about 1058.6642527260. The cubic root of 1120770 is about 103.8736755165.

Adding to 1120770 its reverse (770211), we get a palindrome (1890981).

The spelling of 1120770 in words is "one million, one hundred twenty thousand, seven hundred seventy".