1234451120 has 120 divisors (see below), whose sum is σ = 3454131600. Its totient is φ = 408608256.

The previous prime is 1234451117. The next prime is 1234451129. The reversal of 1234451120 is 211544321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234451129) 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 23 ways as a sum of consecutive naturals, for example, 108251 + ... + 119109.

It is an arithmetic number, because the mean of its divisors is an integer number (28784430).

Almost surely, 2^1234451120 is an apocalyptic number.

1234451120 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 1234451120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1727065800).

1234451120 is an abundant number, since it is smaller than the sum of its proper divisors (2219680480).

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

1234451120 is a wasteful number, since it uses less digits than its factorization.

1234451120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10915 (or 10902 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1234451120 is about 35134.7565809129. The cubic root of 1234451120 is about 1072.7321565159.

Adding to 1234451120 its reverse (211544321), we get a palindrome (1445995441).

The spelling of 1234451120 in words is "one billion, two hundred thirty-four million, four hundred fifty-one thousand, one hundred twenty".