11813461 has 4 divisors (see below), whose sum is σ = 12887424. Its totient is φ = 10739500.

The previous prime is 11813447. The next prime is 11813479. The reversal of 11813461 is 16431811.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11813461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11813401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536965 + ... + 536986.

It is an arithmetic number, because the mean of its divisors is an integer number (3221856).

Almost surely, 2^11813461 is an apocalyptic number.

11813461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11813461 is a deficient number, since it is larger than the sum of its proper divisors (1073963).

11813461 is a wasteful number, since it uses less digits than its factorization.

11813461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073962.

The product of its digits is 576, while the sum is 25.

The square root of 11813461 is about 3437.0715733019. The cubic root of 11813461 is about 227.7503487274.

The spelling of 11813461 in words is "eleven million, eight hundred thirteen thousand, four hundred sixty-one".