1300129871573 has 8 divisors (see below), whose sum is σ = 1448420547000. Its totient is φ = 1158736436928.

The previous prime is 1300129871569. The next prime is 1300129871591. The reversal of 1300129871573 is 3751789210031.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4523638564 + 1295606233009 = 67258^2 + 1138247^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1300129871573 - 2² = 1300129871569 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300129871543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1724309798 + ... + 1724310551.

It is an arithmetic number, because the mean of its divisors is an integer number (181052568375).

Almost surely, 2^{1300129871573} is an apocalyptic number.

1300129871573 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1300129871573 is a deficient number, since it is larger than the sum of its proper divisors (148290675427).

1300129871573 is a wasteful number, since it uses less digits than its factorization.

1300129871573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3448620391.

The product of its (nonzero) digits is 317520, while the sum is 47.

The spelling of 1300129871573 in words is "one trillion, three hundred billion, one hundred twenty-nine million, eight hundred seventy-one thousand, five hundred seventy-three".