460821253 has 2 divisors, whose sum is σ = 460821254. Its totient is φ = 460821252.

The previous prime is 460821241. The next prime is 460821289. The reversal of 460821253 is 352128064.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 421357729 + 39463524 = 20527^2 + 6282^2 .

It is a cyclic number.

It is not a de Polignac number, because 460821253 - 2⁹ = 460820741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (460821233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230410626 + 230410627.

It is an arithmetic number, because the mean of its divisors is an integer number (230410627).

Almost surely, 2^460821253 is an apocalyptic number.

It is an amenable number.

460821253 is a deficient number, since it is larger than the sum of its proper divisors (1).

460821253 is an equidigital number, since it uses as much as digits as its factorization.

460821253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 460821253 is about 21466.7476111310. The cubic root of 460821253 is about 772.4033822392.

The spelling of 460821253 in words is "four hundred sixty million, eight hundred twenty-one thousand, two hundred fifty-three".