1114535920 has 80 divisors (see below), whose sum is σ = 2663302752. Its totient is φ = 433520640.

The previous prime is 1114535881. The next prime is 1114535921. The reversal of 1114535920 is 295354111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1114535921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 966064 + ... + 967216.

Almost surely, 2^1114535920 is an apocalyptic number.

1114535920 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 1114535920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1331651376).

1114535920 is an abundant number, since it is smaller than the sum of its proper divisors (1548766832).

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

1114535920 is a wasteful number, since it uses less digits than its factorization.

1114535920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490 (or 1484 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 1114535920 is about 33384.6659411173. The cubic root of 1114535920 is about 1036.8072448990.

The spelling of 1114535920 in words is "one billion, one hundred fourteen million, five hundred thirty-five thousand, nine hundred twenty".