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1043423 = 1954917
BaseRepresentation
bin11111110101111011111
31222000022022
43332233133
5231342143
634210355
711604023
oct3765737
91860268
101043423
11652a37
124239bb
132a6c14
141d2383
15159268
hexfebdf

1043423 has 4 divisors (see below), whose sum is σ = 1098360. Its totient is φ = 988488.

The previous prime is 1043401. The next prime is 1043453. The reversal of 1043423 is 3243401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3243401 = 7463343.

It is a cyclic number.

It is not a de Polignac number, because 1043423 - 28 = 1043167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27440 + ... + 27477.

It is an arithmetic number, because the mean of its divisors is an integer number (274590).

21043423 is an apocalyptic number.

1043423 is a deficient number, since it is larger than the sum of its proper divisors (54937).

1043423 is an equidigital number, since it uses as much as digits as its factorization.

1043423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54936.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1043423 is about 1021.4807878761. The cubic root of 1043423 is about 101.4269739313.

Adding to 1043423 its reverse (3243401), we get a palindrome (4286824).

The spelling of 1043423 in words is "one million, forty-three thousand, four hundred twenty-three".

Divisors: 1 19 54917 1043423