1203424320 has 168 divisors, whose sum is σ = 4444861824. Its totient is φ = 275057664.

The previous prime is 1203424291. The next prime is 1203424367. The reversal of 1203424320 is 234243021.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34249 + ... + 59831.

Almost surely, 2^1203424320 is an apocalyptic number.

1203424320 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 1203424320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2222430912).

1203424320 is an abundant number, since it is smaller than the sum of its proper divisors (3241437504).

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

1203424320 is a wasteful number, since it uses less digits than its factorization.

1203424320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25617 (or 25600 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1203424320 is about 34690.4067430752. The cubic root of 1203424320 is about 1063.6684100612.

Adding to 1203424320 its reverse (234243021), we get a palindrome (1437667341).

The spelling of 1203424320 in words is "one billion, two hundred three million, four hundred twenty-four thousand, three hundred twenty".