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1126825 = 52747137
BaseRepresentation
bin100010011000110101001
32010020201021
410103012221
5242024300
640052441
712402130
oct4230651
92106637
101126825
116aa667
12464121
13305b7b
14214917
15173d1a
hex1131a9

1126825 has 24 divisors (see below), whose sum is σ = 1642752. Its totient is φ = 750720.

The previous prime is 1126823. The next prime is 1126831. The reversal of 1126825 is 5286211.

It is not a de Polignac number, because 1126825 - 21 = 1126823 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1126825.

It is not an unprimeable number, because it can be changed into a prime (1126823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8157 + ... + 8293.

It is an arithmetic number, because the mean of its divisors is an integer number (68448).

21126825 is an apocalyptic number.

It is an amenable number.

1126825 is a deficient number, since it is larger than the sum of its proper divisors (515927).

1126825 is a wasteful number, since it uses less digits than its factorization.

1126825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201 (or 196 counting only the distinct ones).

The product of its digits is 960, while the sum is 25.

The square root of 1126825 is about 1061.5201364082. The cubic root of 1126825 is about 104.0604000725.

The spelling of 1126825 in words is "one million, one hundred twenty-six thousand, eight hundred twenty-five".

Divisors: 1 5 7 25 35 47 137 175 235 329 685 959 1175 1645 3425 4795 6439 8225 23975 32195 45073 160975 225365 1126825