158936543 has 2 divisors, whose sum is σ = 158936544. Its totient is φ = 158936542.

The previous prime is 158936527. The next prime is 158936567. The reversal of 158936543 is 345639851.

It is a weak prime.

It is an emirp because it is prime and its reverse (345639851) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 158936543 - 2⁴ = 158936527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 158936494 and 158936503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158936513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79468271 + 79468272.

It is an arithmetic number, because the mean of its divisors is an integer number (79468272).

Almost surely, 2^158936543 is an apocalyptic number.

158936543 is a deficient number, since it is larger than the sum of its proper divisors (1).

158936543 is an equidigital number, since it uses as much as digits as its factorization.

158936543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 44.

The square root of 158936543 is about 12607.0037280870. The cubic root of 158936543 is about 541.6780709657.

The spelling of 158936543 in words is "one hundred fifty-eight million, nine hundred thirty-six thousand, five hundred forty-three".