11861299 has 2 divisors, whose sum is σ = 11861300. Its totient is φ = 11861298.

The previous prime is 11861293. The next prime is 11861303. The reversal of 11861299 is 99216811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11861299 - 2⁹ = 11860787 is a prime.

It is not a weakly prime, because it can be changed into another prime (11861293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5930649 + 5930650.

It is an arithmetic number, because the mean of its divisors is an integer number (5930650).

Almost surely, 2^11861299 is an apocalyptic number.

11861299 is a deficient number, since it is larger than the sum of its proper divisors (1).

11861299 is an equidigital number, since it uses as much as digits as its factorization.

11861299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 37.

The square root of 11861299 is about 3444.0236642625. The cubic root of 11861299 is about 228.0573557868.

It can be divided in two parts, 1186 and 1299, that added together give a triangular number (2485 = T₇₀).

The spelling of 11861299 in words is "eleven million, eight hundred sixty-one thousand, two hundred ninety-nine".