485152391 has 2 divisors, whose sum is σ = 485152392. Its totient is φ = 485152390.

The previous prime is 485152373. The next prime is 485152411. The reversal of 485152391 is 193251584.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 485152391 - 2¹⁰ = 485151367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485152331) 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 as a sum of consecutive naturals, namely, 242576195 + 242576196.

It is an arithmetic number, because the mean of its divisors is an integer number (242576196).

Almost surely, 2^485152391 is an apocalyptic number.

485152391 is a deficient number, since it is larger than the sum of its proper divisors (1).

485152391 is an equidigital number, since it uses as much as digits as its factorization.

485152391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 38.

The square root of 485152391 is about 22026.1751332364. The cubic root of 485152391 is about 785.7650815063.

The spelling of 485152391 in words is "four hundred eighty-five million, one hundred fifty-two thousand, three hundred ninety-one".