11982371 has 2 divisors, whose sum is σ = 11982372. Its totient is φ = 11982370.

The previous prime is 11982359. The next prime is 11982401. The reversal of 11982371 is 17328911.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11982371 is a prime.

It is not a weakly prime, because it can be changed into another prime (11982301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5991185 + 5991186.

It is an arithmetic number, because the mean of its divisors is an integer number (5991186).

Almost surely, 2^11982371 is an apocalyptic number.

11982371 is a deficient number, since it is larger than the sum of its proper divisors (1).

11982371 is an equidigital number, since it uses as much as digits as its factorization.

11982371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 32.

The square root of 11982371 is about 3461.5561529462. The cubic root of 11982371 is about 228.8306815242.

The spelling of 11982371 in words is "eleven million, nine hundred eighty-two thousand, three hundred seventy-one".