1120111536 has 20 divisors (see below), whose sum is σ = 2893621592. Its totient is φ = 373370496.

The previous prime is 1120111529. The next prime is 1120111537. The reversal of 1120111536 is 6351110211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1120111537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11667781 + ... + 11667876.

Almost surely, 2^1120111536 is an apocalyptic number.

1120111536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1120111536 is an abundant number, since it is smaller than the sum of its proper divisors (1773510056).

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

1120111536 is a wasteful number, since it uses less digits than its factorization.

1120111536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23335668 (or 23335662 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1120111536 is about 33468.0674076051. The cubic root of 1120111536 is about 1038.5332924415.

Adding to 1120111536 its reverse (6351110211), we get a palindrome (7471221747).

The spelling of 1120111536 in words is "one billion, one hundred twenty million, one hundred eleven thousand, five hundred thirty-six".