13150053421 has 2 divisors, whose sum is σ = 13150053422. Its totient is φ = 13150053420.

The previous prime is 13150053403. The next prime is 13150053461. The reversal of 13150053421 is 12435005131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8379388521 + 4770664900 = 91539^2 + 69070^2 .

It is a cyclic number.

It is not a de Polignac number, because 13150053421 - 2¹³ = 13150045229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13150053461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6575026710 + 6575026711.

It is an arithmetic number, because the mean of its divisors is an integer number (6575026711).

Almost surely, 2^13150053421 is an apocalyptic number.

It is an amenable number.

13150053421 is a deficient number, since it is larger than the sum of its proper divisors (1).

13150053421 is an equidigital number, since it uses as much as digits as its factorization.

13150053421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 13150053421 its reverse (12435005131), we get a palindrome (25585058552).

The spelling of 13150053421 in words is "thirteen billion, one hundred fifty million, fifty-three thousand, four hundred twenty-one".