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540251 is a prime number
BaseRepresentation
bin10000011111001011011
31000110002022
42003321123
5114242001
615325055
74410035
oct2037133
91013068
10540251
11339998
1222078b
1315bb9a
14100c55
15aa11b
hex83e5b

540251 has 2 divisors, whose sum is σ = 540252. Its totient is φ = 540250.

The previous prime is 540233. The next prime is 540269. The reversal of 540251 is 152045.

It is a balanced prime because it is at equal distance from previous prime (540233) and next prime (540269).

It is a cyclic number.

It is not a de Polignac number, because 540251 - 26 = 540187 is a prime.

It is a super-2 number, since 2×5402512 = 583742286002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (540271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270125 + 270126.

It is an arithmetic number, because the mean of its divisors is an integer number (270126).

2540251 is an apocalyptic number.

540251 is a deficient number, since it is larger than the sum of its proper divisors (1).

540251 is an equidigital number, since it uses as much as digits as its factorization.

540251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 540251 is about 735.0176868620. The cubic root of 540251 is about 81.4451435587.

Adding to 540251 its reverse (152045), we get a palindrome (692296).

The spelling of 540251 in words is "five hundred forty thousand, two hundred fifty-one".