146672303 has 2 divisors, whose sum is σ = 146672304. Its totient is φ = 146672302.

The previous prime is 146672299. The next prime is 146672363. The reversal of 146672303 is 303276641.

Added to its reverse (303276641) it gives a square (449948944 = 21212²).

It is a weak prime.

It is an emirp because it is prime and its reverse (303276641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146672303 - 2² = 146672299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146672303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146672363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73336151 + 73336152.

It is an arithmetic number, because the mean of its divisors is an integer number (73336152).

Almost surely, 2^146672303 is an apocalyptic number.

146672303 is a deficient number, since it is larger than the sum of its proper divisors (1).

146672303 is an equidigital number, since it uses as much as digits as its factorization.

146672303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The square root of 146672303 is about 12110.8341166082. The cubic root of 146672303 is about 527.3707482640.

Adding to 146672303 its reverse (303276641), we get a square (449948944 = 21212²).

The spelling of 146672303 in words is "one hundred forty-six million, six hundred seventy-two thousand, three hundred three".