1111862052 has 192 divisors, whose sum is σ = 3397345280. Its totient is φ = 311778720.

The previous prime is 1111862041. The next prime is 1111862053. The reversal of 1111862052 is 2502681111.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1111862053) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4102677 + ... + 4102947.

Almost surely, 2^1111862052 is an apocalyptic number.

1111862052 is a gapful number since it is divisible by the number (12) 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 1111862052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1698672640).

1111862052 is an abundant number, since it is smaller than the sum of its proper divisors (2285483228).

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

1111862052 is an equidigital number, since it uses as much as digits as its factorization.

1111862052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 27.

The square root of 1111862052 is about 33344.5955441058. The cubic root of 1111862052 is about 1035.9774508988.

The spelling of 1111862052 in words is "one billion, one hundred eleven million, eight hundred sixty-two thousand, fifty-two".