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1121304 = 233192459
BaseRepresentation
bin100010001110000011000
32002222010210
410101300120
5241340204
640011120
712350052
oct4216030
92088123
101121304
116a64a8
12460aa0
133034c2
142128d2
15172389
hex111c18

1121304 has 32 divisors (see below), whose sum is σ = 2952000. Its totient is φ = 353952.

The previous prime is 1121297. The next prime is 1121317. The reversal of 1121304 is 4031211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1121304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774 + ... + 1685.

It is an arithmetic number, because the mean of its divisors is an integer number (92250).

21121304 is an apocalyptic number.

It is an amenable number.

1121304 is an abundant number, since it is smaller than the sum of its proper divisors (1830696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121304 is a wasteful number, since it uses less digits than its factorization.

1121304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2487 (or 2483 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1121304 is about 1058.9164272973. The cubic root of 1121304 is about 103.8901700502.

Adding to 1121304 its reverse (4031211), we get a palindrome (5152515).

The spelling of 1121304 in words is "one million, one hundred twenty-one thousand, three hundred four".

Divisors: 1 2 3 4 6 8 12 19 24 38 57 76 114 152 228 456 2459 4918 7377 9836 14754 19672 29508 46721 59016 93442 140163 186884 280326 373768 560652 1121304