8535408137 has 2 divisors, whose sum is σ = 8535408138. Its totient is φ = 8535408136.

The previous prime is 8535408067. The next prime is 8535408143. The reversal of 8535408137 is 7318045358.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8512645696 + 22762441 = 92264^2 + 4771^2 .

It is a cyclic number.

It is not a de Polignac number, because 8535408137 - 2¹⁶ = 8535342601 is a prime.

It is not a weakly prime, because it can be changed into another prime (8535408197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4267704068 + 4267704069.

It is an arithmetic number, because the mean of its divisors is an integer number (4267704069).

Almost surely, 2^8535408137 is an apocalyptic number.

It is an amenable number.

8535408137 is a deficient number, since it is larger than the sum of its proper divisors (1).

8535408137 is an equidigital number, since it uses as much as digits as its factorization.

8535408137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 8535408137 is about 92387.2725920622. The cubic root of 8535408137 is about 2043.6574252138.

The spelling of 8535408137 in words is "eight billion, five hundred thirty-five million, four hundred eight thousand, one hundred thirty-seven".