500148461 has 2 divisors, whose sum is σ = 500148462. Its totient is φ = 500148460.

The previous prime is 500148443. The next prime is 500148511. The reversal of 500148461 is 164841005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 457703236 + 42445225 = 21394^2 + 6515^2 .

It is a cyclic number.

It is not a de Polignac number, because 500148461 - 2¹⁴ = 500132077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500148401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250074230 + 250074231.

It is an arithmetic number, because the mean of its divisors is an integer number (250074231).

Almost surely, 2^500148461 is an apocalyptic number.

It is an amenable number.

500148461 is a deficient number, since it is larger than the sum of its proper divisors (1).

500148461 is an equidigital number, since it uses as much as digits as its factorization.

500148461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 500148461 is about 22363.9992174924. Note that the first 3 decimals coincide. The cubic root of 500148461 is about 793.7790739263.

Adding to 500148461 its reverse (164841005), we get a palindrome (664989466).

The spelling of 500148461 in words is "five hundred million, one hundred forty-eight thousand, four hundred sixty-one".