11485661 has 8 divisors (see below), whose sum is σ = 12563424. Its totient is φ = 10413520.

The previous prime is 11485631. The next prime is 11485679. The reversal of 11485661 is 16658411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11485661 - 2²² = 7291357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11485631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3695 + ... + 6051.

It is an arithmetic number, because the mean of its divisors is an integer number (1570428).

Almost surely, 2^11485661 is an apocalyptic number.

11485661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11485661 is a deficient number, since it is larger than the sum of its proper divisors (1077763).

11485661 is a wasteful number, since it uses less digits than its factorization.

11485661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811.

The product of its digits is 5760, while the sum is 32.

The square root of 11485661 is about 3389.0501619185. The cubic root of 11485661 is about 225.6240191740.

The spelling of 11485661 in words is "eleven million, four hundred eighty-five thousand, six hundred sixty-one".