8703541421 has 2 divisors, whose sum is σ = 8703541422. Its totient is φ = 8703541420.

The previous prime is 8703541403. The next prime is 8703541453. The reversal of 8703541421 is 1241453078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8549036521 + 154504900 = 92461^2 + 12430^2 .

It is a cyclic number.

It is not a de Polignac number, because 8703541421 - 2¹⁰ = 8703540397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8703541471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4351770710 + 4351770711.

It is an arithmetic number, because the mean of its divisors is an integer number (4351770711).

Almost surely, 2^8703541421 is an apocalyptic number.

It is an amenable number.

8703541421 is a deficient number, since it is larger than the sum of its proper divisors (1).

8703541421 is an equidigital number, since it uses as much as digits as its factorization.

8703541421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 8703541421 is about 93292.7726086003. The cubic root of 8703541421 is about 2056.9891464099.

Adding to 8703541421 its reverse (1241453078), we get a palindrome (9944994499).

The spelling of 8703541421 in words is "eight billion, seven hundred three million, five hundred forty-one thousand, four hundred twenty-one".