16353349 has 2 divisors, whose sum is σ = 16353350. Its totient is φ = 16353348.

The previous prime is 16353347. The next prime is 16353353. The reversal of 16353349 is 94335361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15856324 + 497025 = 3982^2 + 705^2 .

It is a cyclic number.

It is not a de Polignac number, because 16353349 - 2¹ = 16353347 is a prime.

Together with 16353347, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16353341) 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 as a sum of consecutive naturals, namely, 8176674 + 8176675.

It is an arithmetic number, because the mean of its divisors is an integer number (8176675).

Almost surely, 2^16353349 is an apocalyptic number.

It is an amenable number.

16353349 is a deficient number, since it is larger than the sum of its proper divisors (1).

16353349 is an equidigital number, since it uses as much as digits as its factorization.

16353349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160, while the sum is 34.

The square root of 16353349 is about 4043.9274226920. The cubic root of 16353349 is about 253.8256858847.

The spelling of 16353349 in words is "sixteen million, three hundred fifty-three thousand, three hundred forty-nine".