11872697 has 2 divisors, whose sum is σ = 11872698. Its totient is φ = 11872696.

The previous prime is 11872667. The next prime is 11872711. The reversal of 11872697 is 79627811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11262736 + 609961 = 3356^2 + 781^2 .

It is a cyclic number.

It is not a de Polignac number, because 11872697 - 2¹⁸ = 11610553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11872667) 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, 5936348 + 5936349.

It is an arithmetic number, because the mean of its divisors is an integer number (5936349).

Almost surely, 2^11872697 is an apocalyptic number.

It is an amenable number.

11872697 is a deficient number, since it is larger than the sum of its proper divisors (1).

11872697 is an equidigital number, since it uses as much as digits as its factorization.

11872697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 41.

The square root of 11872697 is about 3445.6780174590. The cubic root of 11872697 is about 228.1303822337.

The spelling of 11872697 in words is "eleven million, eight hundred seventy-two thousand, six hundred ninety-seven".