11654642 has 4 divisors (see below), whose sum is σ = 17481966. Its totient is φ = 5827320.

The previous prime is 11654623. The next prime is 11654651. The reversal of 11654642 is 24645611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6405961 + 5248681 = 2531^2 + 2291^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2913659 + ... + 2913662.

Almost surely, 2^11654642 is an apocalyptic number.

11654642 is a deficient number, since it is larger than the sum of its proper divisors (5827324).

11654642 is an equidigital number, since it uses as much as digits as its factorization.

11654642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5827323.

The product of its digits is 5760, while the sum is 29.

The square root of 11654642 is about 3413.8895705632. The cubic root of 11654642 is about 226.7251228509.

The spelling of 11654642 in words is "eleven million, six hundred fifty-four thousand, six hundred forty-two".