11140461 has 6 divisors (see below), whose sum is σ = 16091790. Its totient is φ = 7426968.

The previous prime is 11140447. The next prime is 11140469. The reversal of 11140461 is 16404111.

It can be written as a sum of positive squares in only one way, i.e., 10692900 + 447561 = 3270^2 + 669^2 .

It is not a de Polignac number, because 11140461 - 2⁷ = 11140333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140469) 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, 618906 + ... + 618923.

It is an arithmetic number, because the mean of its divisors is an integer number (2681965).

Almost surely, 2^11140461 is an apocalyptic number.

It is an amenable number.

11140461 is a deficient number, since it is larger than the sum of its proper divisors (4951329).

11140461 is a wasteful number, since it uses less digits than its factorization.

11140461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237835 (or 1237832 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 11140461 is about 3337.7329132212. The cubic root of 11140461 is about 223.3406217764.

Adding to 11140461 its reverse (16404111), we get a palindrome (27544572).

The spelling of 11140461 in words is "eleven million, one hundred forty thousand, four hundred sixty-one".