349755563 has 2 divisors, whose sum is σ = 349755564. Its totient is φ = 349755562.

The previous prime is 349755557. The next prime is 349755607. The reversal of 349755563 is 365557943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349755563 - 2¹⁶ = 349690027 is a prime.

It is not a weakly prime, because it can be changed into another prime (349755463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174877781 + 174877782.

It is an arithmetic number, because the mean of its divisors is an integer number (174877782).

Almost surely, 2^349755563 is an apocalyptic number.

349755563 is a deficient number, since it is larger than the sum of its proper divisors (1).

349755563 is an equidigital number, since it uses as much as digits as its factorization.

349755563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1701000, while the sum is 47.

The square root of 349755563 is about 18701.7529392301. The cubic root of 349755563 is about 704.5657758982.

The spelling of 349755563 in words is "three hundred forty-nine million, seven hundred fifty-five thousand, five hundred sixty-three".