8154658513 has 2 divisors, whose sum is σ = 8154658514. Its totient is φ = 8154658512.

The previous prime is 8154658483. The next prime is 8154658517. The reversal of 8154658513 is 3158564518.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7717973904 + 436684609 = 87852^2 + 20897^2 .

It is a cyclic number.

It is not a de Polignac number, because 8154658513 - 2¹⁷ = 8154527441 is a prime.

It is not a weakly prime, because it can be changed into another prime (8154658517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4077329256 + 4077329257.

It is an arithmetic number, because the mean of its divisors is an integer number (4077329257).

Almost surely, 2^8154658513 is an apocalyptic number.

It is an amenable number.

8154658513 is a deficient number, since it is larger than the sum of its proper divisors (1).

8154658513 is an equidigital number, since it uses as much as digits as its factorization.

8154658513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576000, while the sum is 46.

The square root of 8154658513 is about 90303.1478576467. The cubic root of 8154658513 is about 2012.8060371133.

The spelling of 8154658513 in words is "eight billion, one hundred fifty-four million, six hundred fifty-eight thousand, five hundred thirteen".