104742349 has 2 divisors, whose sum is σ = 104742350. Its totient is φ = 104742348.

The previous prime is 104742317. The next prime is 104742377. The reversal of 104742349 is 943247401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98366724 + 6375625 = 9918^2 + 2525^2 .

It is a cyclic number.

It is not a de Polignac number, because 104742349 - 2⁵ = 104742317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104742749) 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, 52371174 + 52371175.

It is an arithmetic number, because the mean of its divisors is an integer number (52371175).

Almost surely, 2^104742349 is an apocalyptic number.

It is an amenable number.

104742349 is a deficient number, since it is larger than the sum of its proper divisors (1).

104742349 is an equidigital number, since it uses as much as digits as its factorization.

104742349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 104742349 is about 10234.3709625946. The cubic root of 104742349 is about 471.3832030633.

The spelling of 104742349 in words is "one hundred four million, seven hundred forty-two thousand, three hundred forty-nine".