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1068287 = 1197117
BaseRepresentation
bin100000100110011111111
32000021102012
410010303333
5233141122
634521435
712036353
oct4046377
92007365
101068287
1166a690
1243627b
132b532c
141db463
151617e2
hex104cff

1068287 has 4 divisors (see below), whose sum is σ = 1165416. Its totient is φ = 971160.

The previous prime is 1068271. The next prime is 1068307. The reversal of 1068287 is 7828601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7828601 = 11711691.

It is a cyclic number.

It is not a de Polignac number, because 1068287 - 24 = 1068271 is a prime.

It is a super-2 number, since 2×10682872 = 2282474228738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1068217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48548 + ... + 48569.

It is an arithmetic number, because the mean of its divisors is an integer number (291354).

21068287 is an apocalyptic number.

1068287 is a deficient number, since it is larger than the sum of its proper divisors (97129).

1068287 is an equidigital number, since it uses as much as digits as its factorization.

1068287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97128.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 1068287 is about 1033.5797018131. The cubic root of 1068287 is about 102.2263013408.

The spelling of 1068287 in words is "one million, sixty-eight thousand, two hundred eighty-seven".

Divisors: 1 11 97117 1068287