351649103 has 8 divisors (see below), whose sum is σ = 383887728. Its totient is φ = 320151744.

The previous prime is 351649037. The next prime is 351649127. The reversal of 351649103 is 301946153.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 351649103 - 2²⁰ = 350600527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 351649103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351649163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184325 + ... + 186222.

It is an arithmetic number, because the mean of its divisors is an integer number (47985966).

Almost surely, 2^351649103 is an apocalyptic number.

351649103 is a deficient number, since it is larger than the sum of its proper divisors (32238625).

351649103 is a wasteful number, since it uses less digits than its factorization.

351649103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370633.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 351649103 is about 18752.3092711271. The cubic root of 351649103 is about 705.8349700001.

The spelling of 351649103 in words is "three hundred fifty-one million, six hundred forty-nine thousand, one hundred three".