158854348813 has 2 divisors, whose sum is σ = 158854348814. Its totient is φ = 158854348812.

The previous prime is 158854348789. The next prime is 158854348817. The reversal of 158854348813 is 318843458851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97555026244 + 61299322569 = 312338^2 + 247587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158854348813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158854348817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79427174406 + 79427174407.

It is an arithmetic number, because the mean of its divisors is an integer number (79427174407).

Almost surely, 2^158854348813 is an apocalyptic number.

It is an amenable number.

158854348813 is a deficient number, since it is larger than the sum of its proper divisors (1).

158854348813 is an equidigital number, since it uses as much as digits as its factorization.

158854348813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14745600, while the sum is 58.

The spelling of 158854348813 in words is "one hundred fifty-eight billion, eight hundred fifty-four million, three hundred forty-eight thousand, eight hundred thirteen".