1121369360 has 160 divisors (see below), whose sum is σ = 2858864640. Its totient is φ = 407586816.

The previous prime is 1121369329. The next prime is 1121369363. The reversal of 1121369360 is 639631211.

It is not an unprimeable number, because it can be changed into a prime (1121369363) 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, 7142402 + ... + 7142558.

It is an arithmetic number, because the mean of its divisors is an integer number (17867904).

Almost surely, 2^1121369360 is an apocalyptic number.

1121369360 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 1121369360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1429432320).

1121369360 is an abundant number, since it is smaller than the sum of its proper divisors (1737495280).

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

1121369360 is a wasteful number, since it uses less digits than its factorization.

1121369360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1121369360 is about 33486.8535398595. The cubic root of 1121369360 is about 1038.9218857194.

The spelling of 1121369360 in words is "one billion, one hundred twenty-one million, three hundred sixty-nine thousand, three hundred sixty".