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1125284 = 22281321
BaseRepresentation
bin100010010101110100100
32010011121012
410102232210
5242002114
640041352
712364466
oct4225644
92104535
101125284
116a9496
12463258
13305264
14214136
1517363e
hex112ba4

1125284 has 6 divisors (see below), whose sum is σ = 1969254. Its totient is φ = 562640.

The previous prime is 1125283. The next prime is 1125317. The reversal of 1125284 is 4825211.

It can be written as a sum of positive squares in only one way, i.e., 902500 + 222784 = 950^2 + 472^2 .

It is not an unprimeable number, because it can be changed into a prime (1125283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140657 + ... + 140664.

It is an arithmetic number, because the mean of its divisors is an integer number (328209).

21125284 is an apocalyptic number.

It is an amenable number.

1125284 is a deficient number, since it is larger than the sum of its proper divisors (843970).

1125284 is a wasteful number, since it uses less digits than its factorization.

1125284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281325 (or 281323 counting only the distinct ones).

The product of its digits is 640, while the sum is 23.

The square root of 1125284 is about 1060.7940422155. The cubic root of 1125284 is about 104.0129421763.

The spelling of 1125284 in words is "one million, one hundred twenty-five thousand, two hundred eighty-four".

Divisors: 1 2 4 281321 562642 1125284