1300521002401 has 8 divisors (see below), whose sum is σ = 1305737983080. Its totient is φ = 1295310786432.

The previous prime is 1300521002399. The next prime is 1300521002411. The reversal of 1300521002401 is 1042001250031.

It can be written as a sum of positive squares in 4 ways, for example, as 265776336225 + 1034744666176 = 515535^2 + 1017224^2 .

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 1300521002401 - 2¹ = 1300521002399 is a prime.

It is a super-2 number, since 2×1300521002401² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1300521002411) 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, 1305730 + ... + 2075083.

It is an arithmetic number, because the mean of its divisors is an integer number (163217247885).

Almost surely, 2^{1300521002401} is an apocalyptic number.

It is an amenable number.

1300521002401 is a deficient number, since it is larger than the sum of its proper divisors (5216980679).

1300521002401 is a wasteful number, since it uses less digits than its factorization.

1300521002401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3382355.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 1300521002401 its reverse (1042001250031), we get a palindrome (2342522252432).

The spelling of 1300521002401 in words is "one trillion, three hundred billion, five hundred twenty-one million, two thousand, four hundred one".