1111740120 has 128 divisors (see below), whose sum is σ = 3713126400. Its totient is φ = 295878528.

The previous prime is 1111740101. The next prime is 1111740151. The reversal of 1111740120 is 210471111.

It is a super-2 number, since 2×1111740120² = 2471932188835228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1111740093 and 1111740102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1022217 + ... + 1023303.

It is an arithmetic number, because the mean of its divisors is an integer number (29008800).

Almost surely, 2^1111740120 is an apocalyptic number.

1111740120 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 1111740120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1856563200).

1111740120 is an abundant number, since it is smaller than the sum of its proper divisors (2601386280).

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

1111740120 is a wasteful number, since it uses less digits than its factorization.

1111740120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2054 (or 2044 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 18.

The square root of 1111740120 is about 33342.7671317184. The cubic root of 1111740120 is about 1035.9395794680.

The spelling of 1111740120 in words is "one billion, one hundred eleven million, seven hundred forty thousand, one hundred twenty".