1146712320 has 648 divisors, whose sum is σ = 4668168960. Its totient is φ = 258785280.

The previous prime is 1146712319. The next prime is 1146712327. The reversal of 1146712320 is 232176411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146712327) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 36990705 + ... + 36990735.

Almost surely, 2^1146712320 is an apocalyptic number.

1146712320 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 1146712320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2334084480).

1146712320 is an abundant number, since it is smaller than the sum of its proper divisors (3521456640).

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

1146712320 is a wasteful number, since it uses less digits than its factorization.

1146712320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 1146712320 is about 33863.1410238330. The cubic root of 1146712320 is about 1046.6902037161.

Adding to 1146712320 its reverse (232176411), we get a palindrome (1378888731).

The spelling of 1146712320 in words is "one billion, one hundred forty-six million, seven hundred twelve thousand, three hundred twenty".