11611449 has 6 divisors (see below), whose sum is σ = 16772106. Its totient is φ = 7740960.

The previous prime is 11611441. The next prime is 11611471. The reversal of 11611449 is 94411611.

11611449 is a `hidden beast` number, since 1 + 1 + 611 + 4 + 49 = 666.

11611449 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11594025 + 17424 = 3405^2 + 132^2 .

It is not a de Polignac number, because 11611449 - 2³ = 11611441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11611441) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 645072 + ... + 645089.

It is an arithmetic number, because the mean of its divisors is an integer number (2795351).

Almost surely, 2^11611449 is an apocalyptic number.

It is an amenable number.

11611449 is a deficient number, since it is larger than the sum of its proper divisors (5160657).

11611449 is a wasteful number, since it uses less digits than its factorization.

11611449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290167 (or 1290164 counting only the distinct ones).

The product of its digits is 864, while the sum is 27.

The square root of 11611449 is about 3407.5576297401. The cubic root of 11611449 is about 226.4446892120. Note that the first 3 decimals are identical.

The spelling of 11611449 in words is "eleven million, six hundred eleven thousand, four hundred forty-nine".