1120438680 has 32 divisors (see below), whose sum is σ = 3361316400. Its totient is φ = 298783616.

The previous prime is 1120438639. The next prime is 1120438681. The reversal of 1120438680 is 868340211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120438681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4668375 + ... + 4668614.

Almost surely, 2^1120438680 is an apocalyptic number.

1120438680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120438680 is an abundant number, since it is smaller than the sum of its proper divisors (2240877720).

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

1120438680 is a wasteful number, since it uses less digits than its factorization.

1120438680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9337003 (or 9336999 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 1120438680 is about 33472.9544557991. The cubic root of 1120438680 is about 1038.6343885835.

Adding to 1120438680 its reverse (868340211), we get a palindrome (1988778891).

The spelling of 1120438680 in words is "one billion, one hundred twenty million, four hundred thirty-eight thousand, six hundred eighty".