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, 2^11131907 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".