461403853 has 2 divisors, whose sum is σ = 461403854. Its totient is φ = 461403852.

The previous prime is 461403823. The next prime is 461403863. The reversal of 461403853 is 358304164.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 435056164 + 26347689 = 20858^2 + 5133^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461403853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461403823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230701926 + 230701927.

It is an arithmetic number, because the mean of its divisors is an integer number (230701927).

Almost surely, 2^461403853 is an apocalyptic number.

It is an amenable number.

461403853 is a deficient number, since it is larger than the sum of its proper divisors (1).

461403853 is an equidigital number, since it uses as much as digits as its factorization.

461403853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 461403853 is about 21480.3131494864. The cubic root of 461403853 is about 772.7287525789.

The spelling of 461403853 in words is "four hundred sixty-one million, four hundred three thousand, eight hundred fifty-three".