104261543 has 2 divisors, whose sum is σ = 104261544. Its totient is φ = 104261542.

The previous prime is 104261533. The next prime is 104261551. The reversal of 104261543 is 345162401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104261543 - 2²⁶ = 37152679 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104261503) 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, 52130771 + 52130772.

It is an arithmetic number, because the mean of its divisors is an integer number (52130772).

Almost surely, 2^104261543 is an apocalyptic number.

104261543 is a deficient number, since it is larger than the sum of its proper divisors (1).

104261543 is an equidigital number, since it uses as much as digits as its factorization.

104261543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 104261543 is about 10210.8541758268. The cubic root of 104261543 is about 470.6608223689.

The spelling of 104261543 in words is "one hundred four million, two hundred sixty-one thousand, five hundred forty-three".