154135626185741 has 2 divisors, whose sum is σ = 154135626185742. Its totient is φ = 154135626185740.

The previous prime is 154135626185711. The next prime is 154135626185753. The reversal of 154135626185741 is 147581626531451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139029803388100 + 15105822797641 = 11791090^2 + 3886621^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154135626185741 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154135626185711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77067813092870 + 77067813092871.

It is an arithmetic number, because the mean of its divisors is an integer number (77067813092871).

Almost surely, 2^{154135626185741} is an apocalyptic number.

It is an amenable number.

154135626185741 is a deficient number, since it is larger than the sum of its proper divisors (1).

154135626185741 is an equidigital number, since it uses as much as digits as its factorization.

154135626185741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192000, while the sum is 59.

The spelling of 154135626185741 in words is "one hundred fifty-four trillion, one hundred thirty-five billion, six hundred twenty-six million, one hundred eighty-five thousand, seven hundred forty-one".