154543000231 has 2 divisors, whose sum is σ = 154543000232. Its totient is φ = 154543000230.

The previous prime is 154543000219. The next prime is 154543000237. The reversal of 154543000231 is 132000345451.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 154543000231 - 2¹⁵ = 154542967463 is a prime.

It is a super-2 number, since 2×154543000231² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 154543000231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154543000237) 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, 77271500115 + 77271500116.

It is an arithmetic number, because the mean of its divisors is an integer number (77271500116).

Almost surely, 2^154543000231 is an apocalyptic number.

154543000231 is a deficient number, since it is larger than the sum of its proper divisors (1).

154543000231 is an equidigital number, since it uses as much as digits as its factorization.

154543000231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 154543000231 its reverse (132000345451), we get a palindrome (286543345682).

The spelling of 154543000231 in words is "one hundred fifty-four billion, five hundred forty-three million, two hundred thirty-one", and thus it is an aban number.