11952011 has 2 divisors, whose sum is σ = 11952012. Its totient is φ = 11952010.

The previous prime is 11952001. The next prime is 11952013. The reversal of 11952011 is 11025911.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11952011 - 2²² = 7757707 is a prime.

Together with 11952013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11952013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5976005 + 5976006.

It is an arithmetic number, because the mean of its divisors is an integer number (5976006).

Almost surely, 2^11952011 is an apocalyptic number.

11952011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11952011 is an equidigital number, since it uses as much as digits as its factorization.

11952011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 20.

The square root of 11952011 is about 3457.1680607110. The cubic root of 11952011 is about 228.6372536048.

Adding to 11952011 its reverse (11025911), we get a palindrome (22977922).

The spelling of 11952011 in words is "eleven million, nine hundred fifty-two thousand, eleven".