1121234000 has 40 divisors (see below), whose sum is σ = 2711148648. Its totient is φ = 448492800.

The previous prime is 1121233913. The next prime is 1121234033. The reversal of 1121234000 is 4321211.

It can be written as a sum of positive squares in 4 ways, for example, as 15272464 + 1105961536 = 3908^2 + 33256^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278309 + ... + 282308.

Almost surely, 2^1121234000 is an apocalyptic number.

1121234000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121234000 is an abundant number, since it is smaller than the sum of its proper divisors (1589914648).

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

1121234000 is an equidigital number, since it uses as much as digits as its factorization.

1121234000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560640 (or 560624 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1121234000 is about 33484.8323872168. The cubic root of 1121234000 is about 1038.8800814367.

Adding to 1121234000 its reverse (4321211), we get a palindrome (1125555211).

The spelling of 1121234000 in words is "one billion, one hundred twenty-one million, two hundred thirty-four thousand".