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11131907 is a prime number
BaseRepresentation
bin101010011101…
…110000000011
3202221120002212
4222131300003
510322210112
61034332335
7163422353
oct52356003
922846085
1011131907
116313626
12388a0ab
1323c9b37
14169ab63
15e9d522
hexa9dc03

11131907 has 2 divisors, whose sum is σ = 11131908. Its totient is φ = 11131906.

The previous prime is 11131873. The next prime is 11131921. The reversal of 11131907 is 70913111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11131907 - 214 = 11115523 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11131927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5565953 + 5565954.

It is an arithmetic number, because the mean of its divisors is an integer number (5565954).

Almost surely, 211131907 is an apocalyptic number.

11131907 is a deficient number, since it is larger than the sum of its proper divisors (1).

11131907 is an equidigital number, since it uses as much as digits as its factorization.

11131907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 189, while the sum is 23.

The square root of 11131907 is about 3336.4512584481. The cubic root of 11131907 is about 223.2834444640.

The spelling of 11131907 in words is "eleven million, one hundred thirty-one thousand, nine hundred seven".