1300300320 has 192 divisors, whose sum is σ = 4486938624. Its totient is φ = 313912320.

The previous prime is 1300300303. The next prime is 1300300343. The reversal of 1300300320 is 230030031.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1300300296 and 1300300305.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2021919 + ... + 2022561.

It is an arithmetic number, because the mean of its divisors is an integer number (23369472).

Almost surely, 2^1300300320 is an apocalyptic number.

1300300320 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 1300300320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2243469312).

1300300320 is an abundant number, since it is smaller than the sum of its proper divisors (3186638304).

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

1300300320 is a wasteful number, since it uses less digits than its factorization.

1300300320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055 (or 1047 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 1300300320 is about 36059.6772032141. The cubic root of 1300300320 is about 1091.4769194391.

Adding to 1300300320 its reverse (230030031), we get a palindrome (1530330351).

The spelling of 1300300320 in words is "one billion, three hundred million, three hundred thousand, three hundred twenty".