485111251 has 8 divisors (see below), whose sum is σ = 499970240. Its totient is φ = 470414952.

The previous prime is 485111227. The next prime is 485111257. The reversal of 485111251 is 152111584.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 485111251 - 2¹⁷ = 484980179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485111257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34605 + ... + 46558.

It is an arithmetic number, because the mean of its divisors is an integer number (62496280).

Almost surely, 2^485111251 is an apocalyptic number.

485111251 is a deficient number, since it is larger than the sum of its proper divisors (14858989).

485111251 is a wasteful number, since it uses less digits than its factorization.

485111251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81345.

The product of its digits is 1600, while the sum is 28.

The square root of 485111251 is about 22025.2412245587. The cubic root of 485111251 is about 785.7428704170.

The spelling of 485111251 in words is "four hundred eighty-five million, one hundred eleven thousand, two hundred fifty-one".