11643454 has 8 divisors (see below), whose sum is σ = 17871480. Its totient is φ = 5686296.

The previous prime is 11643449. The next prime is 11643481. The reversal of 11643454 is 45434611.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67609 + ... + 67780.

It is an arithmetic number, because the mean of its divisors is an integer number (2233935).

Almost surely, 2^11643454 is an apocalyptic number.

11643454 is a deficient number, since it is larger than the sum of its proper divisors (6228026).

11643454 is a wasteful number, since it uses less digits than its factorization.

11643454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135434.

The product of its digits is 5760, while the sum is 28.

The square root of 11643454 is about 3412.2505769653. The cubic root of 11643454 is about 226.6525505434.

The spelling of 11643454 in words is "eleven million, six hundred forty-three thousand, four hundred fifty-four".