1320124344 has 128 divisors (see below), whose sum is σ = 4202496000. Its totient is φ = 335571840.

The previous prime is 1320124343. The next prime is 1320124373. The reversal of 1320124344 is 4434210231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320124343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79257 + ... + 94455.

It is an arithmetic number, because the mean of its divisors is an integer number (32832000).

Almost surely, 2^1320124344 is an apocalyptic number.

1320124344 is a gapful number since it is divisible by the number (14) 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 1320124344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2101248000).

1320124344 is an abundant number, since it is smaller than the sum of its proper divisors (2882371656).

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

1320124344 is a wasteful number, since it uses less digits than its factorization.

1320124344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15273 (or 15269 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1320124344 is about 36333.5154368525. The cubic root of 1320124344 is about 1096.9957539902.

Adding to 1320124344 its reverse (4434210231), we get a palindrome (5754334575).

The spelling of 1320124344 in words is "one billion, three hundred twenty million, one hundred twenty-four thousand, three hundred forty-four".