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1131200003 is a prime number
BaseRepresentation
bin100001101101100…
…1011111000000011
32220211112220200102
41003123023320003
54304041400003
6304125313015
740014020123
oct10333137003
92824486612
101131200003
1153059533a
12276a0576b
13150485c1b
14aa340c83
156949a588
hex436cbe03

1131200003 has 2 divisors, whose sum is σ = 1131200004. Its totient is φ = 1131200002.

The previous prime is 1131199997. The next prime is 1131200033. The reversal of 1131200003 is 3000021311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1131200003 - 26 = 1131199939 is a prime.

It is a super-2 number, since 2×11312000032 = 2559226893574400018, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1131200033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565600001 + 565600002.

It is an arithmetic number, because the mean of its divisors is an integer number (565600002).

Almost surely, 21131200003 is an apocalyptic number.

1131200003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131200003 is an equidigital number, since it uses as much as digits as its factorization.

1131200003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1131200003 is about 33633.3168599233. The cubic root of 1131200003 is about 1041.9490088307.

Adding to 1131200003 its reverse (3000021311), we get a palindrome (4131221314).

The spelling of 1131200003 in words is "one billion, one hundred thirty-one million, two hundred thousand, three".