11913007 has 2 divisors, whose sum is σ = 11913008. Its totient is φ = 11913006.

The previous prime is 11912993. The next prime is 11913017. The reversal of 11913007 is 70031911.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11913007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11913017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5956503 + 5956504.

It is an arithmetic number, because the mean of its divisors is an integer number (5956504).

Almost surely, 2^11913007 is an apocalyptic number.

11913007 is a deficient number, since it is larger than the sum of its proper divisors (1).

11913007 is an equidigital number, since it uses as much as digits as its factorization.

11913007 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 22.

The square root of 11913007 is about 3451.5224177166. The cubic root of 11913007 is about 228.3882721917.

Adding to 11913007 its reverse (70031911), we get a palindrome (81944918).

The spelling of 11913007 in words is "eleven million, nine hundred thirteen thousand, seven".