11430646 has 4 divisors (see below), whose sum is σ = 17145972. Its totient is φ = 5715322.

The previous prime is 11430637. The next prime is 11430689. The reversal of 11430646 is 64603411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64603411 = 31 ⋅2083981.

It is a super-3 number, since 3×11430646³ (a number of 22 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11430646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2857660 + ... + 2857663.

It is an arithmetic number, because the mean of its divisors is an integer number (4286493).

Almost surely, 2^11430646 is an apocalyptic number.

11430646 is a deficient number, since it is larger than the sum of its proper divisors (5715326).

11430646 is an equidigital number, since it uses as much as digits as its factorization.

11430646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5715325.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 11430646 is about 3380.9238382430. The cubic root of 11430646 is about 225.2632047405.

The spelling of 11430646 in words is "eleven million, four hundred thirty thousand, six hundred forty-six".