649150283 has 2 divisors, whose sum is σ = 649150284. Its totient is φ = 649150282.

The previous prime is 649150279. The next prime is 649150291. The reversal of 649150283 is 382051946.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 649150283 - 2² = 649150279 is a prime.

It is not a weakly prime, because it can be changed into another prime (649150783) 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, 324575141 + 324575142.

It is an arithmetic number, because the mean of its divisors is an integer number (324575142).

Almost surely, 2^649150283 is an apocalyptic number.

649150283 is a deficient number, since it is larger than the sum of its proper divisors (1).

649150283 is an equidigital number, since it uses as much as digits as its factorization.

649150283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 649150283 is about 25478.4277968638. The cubic root of 649150283 is about 865.8614750506.

The spelling of 649150283 in words is "six hundred forty-nine million, one hundred fifty thousand, two hundred eighty-three".