1085407 has 2 divisors, whose sum is σ = 1085408. Its totient is φ = 1085406.
The previous prime is 1085389. The next prime is 1085419. The reversal of 1085407 is 7045801.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1085407 is a prime.
1085407 is a lucky number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1088407) 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, 542703 + 542704.
It is an arithmetic number, because the mean of its divisors is an integer number (542704).
21085407 is an apocalyptic number.
1085407 is the 602-nd hex number.
1085407 is a deficient number, since it is larger than the sum of its proper divisors (1).
1085407 is an equidigital number, since it uses as much as digits as its factorization.
1085407 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1120, while the sum is 25.
The square root of 1085407 is about 1041.8286807340. The cubic root of 1085407 is about 102.7694911156.
The spelling of 1085407 in words is "one million, eighty-five thousand, four hundred seven".
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