1300747500 has 180 divisors, whose sum is σ = 4425733312. Its totient is φ = 320112000.

The previous prime is 1300747493. The next prime is 1300747517. The reversal of 1300747500 is 57470031.

It is a tau number, because it is divible by the number of its divisors (180).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 290277 + ... + 294723.

Almost surely, 2^1300747500 is an apocalyptic number.

1300747500 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 1300747500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2212866656).

1300747500 is an abundant number, since it is smaller than the sum of its proper divisors (3124985812).

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

1300747500 is a wasteful number, since it uses less digits than its factorization.

1300747500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4490 (or 4470 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 1300747500 is about 36065.8772248784. The cubic root of 1300747500 is about 1091.6020266163.

The spelling of 1300747500 in words is "one billion, three hundred million, seven hundred forty-seven thousand, five hundred".