63343109 has 4 divisors (see below), whose sum is σ = 64538316. Its totient is φ = 62147904.

The previous prime is 63343097. The next prime is 63343121. The reversal of 63343109 is 90134336.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (63343097) and next prime (63343121).

It can be written as a sum of positive squares in 2 ways, for example, as 19492225 + 43850884 = 4415^2 + 6622^2 .

It is a cyclic number.

It is not a de Polignac number, because 63343109 - 2¹⁶ = 63277573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63343009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597524 + ... + 597629.

It is an arithmetic number, because the mean of its divisors is an integer number (16134579).

Almost surely, 2^63343109 is an apocalyptic number.

It is an amenable number.

63343109 is a deficient number, since it is larger than the sum of its proper divisors (1195207).

63343109 is a wasteful number, since it uses less digits than its factorization.

63343109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195206.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 63343109 is about 7958.8384202721. The cubic root of 63343109 is about 398.6267680634.

The spelling of 63343109 in words is "sixty-three million, three hundred forty-three thousand, one hundred nine".