492559147 has 2 divisors, whose sum is σ = 492559148. Its totient is φ = 492559146.

The previous prime is 492559087. The next prime is 492559169. The reversal of 492559147 is 741955294.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-492559147 is a prime.

It is a super-2 number, since 2×492559147² = 485229026586735218, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 492559097 and 492559106.

It is not a weakly prime, because it can be changed into another prime (492559747) 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, 246279573 + 246279574.

It is an arithmetic number, because the mean of its divisors is an integer number (246279574).

Almost surely, 2^492559147 is an apocalyptic number.

492559147 is a deficient number, since it is larger than the sum of its proper divisors (1).

492559147 is an equidigital number, since it uses as much as digits as its factorization.

492559147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 46.

The square root of 492559147 is about 22193.6735805499. The cubic root of 492559147 is about 789.7436261510.

The spelling of 492559147 in words is "four hundred ninety-two million, five hundred fifty-nine thousand, one hundred forty-seven".