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495511 is a prime number
BaseRepresentation
bin1111000111110010111
3221011201021
41320332113
5111324021
614342011
74132432
oct1707627
9834637
10495511
11309315
121ba907
13144703
14cc819
159bc41
hex78f97

495511 has 2 divisors, whose sum is σ = 495512. Its totient is φ = 495510.

The previous prime is 495491. The next prime is 495527. The reversal of 495511 is 115594.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 495511 - 211 = 493463 is a prime.

It is a super-2 number, since 2×4955112 = 491062302242, which contains 22 as substring.

It is a pancake number, because a pancake can be divided into 495511 parts by 995 straight cuts.

495511 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247755 + 247756.

It is an arithmetic number, because the mean of its divisors is an integer number (247756).

2495511 is an apocalyptic number.

495511 is a deficient number, since it is larger than the sum of its proper divisors (1).

495511 is an equidigital number, since it uses as much as digits as its factorization.

495511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 900, while the sum is 25.

The square root of 495511 is about 703.9254221862. The cubic root of 495511 is about 79.1318100783.

The spelling of 495511 in words is "four hundred ninety-five thousand, five hundred eleven".