485208511 has 2 divisors, whose sum is σ = 485208512. Its totient is φ = 485208510.

The previous prime is 485208469. The next prime is 485208523. The reversal of 485208511 is 115802584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485208511 - 2²¹ = 483111359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485208011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242604255 + 242604256.

It is an arithmetic number, because the mean of its divisors is an integer number (242604256).

Almost surely, 2^485208511 is an apocalyptic number.

485208511 is a deficient number, since it is larger than the sum of its proper divisors (1).

485208511 is an equidigital number, since it uses as much as digits as its factorization.

485208511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12800, while the sum is 34.

The square root of 485208511 is about 22027.4490352378. The cubic root of 485208511 is about 785.7953781285.

The spelling of 485208511 in words is "four hundred eighty-five million, two hundred eight thousand, five hundred eleven".