13002384821 has 2 divisors, whose sum is σ = 13002384822. Its totient is φ = 13002384820.

The previous prime is 13002384781. The next prime is 13002384827. The reversal of 13002384821 is 12848320031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11038654225 + 1963730596 = 105065^2 + 44314^2 .

It is an emirp because it is prime and its reverse (12848320031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13002384821 - 2¹⁴ = 13002368437 is a prime.

It is a super-2 number, since 2×13002384821² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13002384827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6501192410 + 6501192411.

It is an arithmetic number, because the mean of its divisors is an integer number (6501192411).

Almost surely, 2^13002384821 is an apocalyptic number.

It is an amenable number.

13002384821 is a deficient number, since it is larger than the sum of its proper divisors (1).

13002384821 is an equidigital number, since it uses as much as digits as its factorization.

13002384821 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 13002384821 in words is "thirteen billion, two million, three hundred eighty-four thousand, eight hundred twenty-one".