11427643 has 8 divisors (see below), whose sum is σ = 11783520. Its totient is φ = 11075520.

The previous prime is 11427617. The next prime is 11427649. The reversal of 11427643 is 34672411.

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 11427643 - 2¹³ = 11419451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11427649) 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, 6013 + ... + 7681.

It is an arithmetic number, because the mean of its divisors is an integer number (1472940).

Almost surely, 2^11427643 is an apocalyptic number.

11427643 is a deficient number, since it is larger than the sum of its proper divisors (355877).

11427643 is a wasteful number, since it uses less digits than its factorization.

11427643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877.

The product of its digits is 4032, while the sum is 28.

The square root of 11427643 is about 3380.4796996876. The cubic root of 11427643 is about 225.2434763527.

The spelling of 11427643 in words is "eleven million, four hundred twenty-seven thousand, six hundred forty-three".