11877841 has 2 divisors, whose sum is σ = 11877842. Its totient is φ = 11877840.

The previous prime is 11877829. The next prime is 11877871. The reversal of 11877841 is 14877811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7817616 + 4060225 = 2796^2 + 2015^2 .

It is a cyclic number.

It is not a de Polignac number, because 11877841 - 2⁵ = 11877809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11877841.

It is not a weakly prime, because it can be changed into another prime (11877871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5938920 + 5938921.

It is an arithmetic number, because the mean of its divisors is an integer number (5938921).

Almost surely, 2^11877841 is an apocalyptic number.

It is an amenable number.

11877841 is a deficient number, since it is larger than the sum of its proper divisors (1).

11877841 is an equidigital number, since it uses as much as digits as its factorization.

11877841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12544, while the sum is 37.

The square root of 11877841 is about 3446.4243789760. The cubic root of 11877841 is about 228.1633242925.

The spelling of 11877841 in words is "eleven million, eight hundred seventy-seven thousand, eight hundred forty-one".