1120302040 has 256 divisors, whose sum is σ = 3223463040. Its totient is φ = 344064000.

The previous prime is 1120302031. The next prime is 1120302041. The reversal of 1120302040 is 402030211.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 1120302040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120302041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3986700 + ... + 3986980.

Almost surely, 2^1120302040 is an apocalyptic number.

1120302040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1120302040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1611731520).

1120302040 is an abundant number, since it is smaller than the sum of its proper divisors (2103161000).

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

1120302040 is a wasteful number, since it uses less digits than its factorization.

1120302040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1120302040 is about 33470.9133427817. The cubic root of 1120302040 is about 1038.5921656058.

Adding to 1120302040 its reverse (402030211), we get a palindrome (1522332251).

The spelling of 1120302040 in words is "one billion, one hundred twenty million, three hundred two thousand, forty".