11647401 has 8 divisors (see below), whose sum is σ = 15784704. Its totient is φ = 7637520.

The previous prime is 11647393. The next prime is 11647409. The reversal of 11647401 is 10474611.

It is an interprime number because it is at equal distance from previous prime (11647393) and next prime (11647409).

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

It is not a de Polignac number, because 11647401 - 2³ = 11647393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11647409) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 31641 + ... + 32006.

It is an arithmetic number, because the mean of its divisors is an integer number (1973088).

Almost surely, 2^11647401 is an apocalyptic number.

It is an amenable number.

11647401 is a deficient number, since it is larger than the sum of its proper divisors (4137303).

11647401 is an equidigital number, since it uses as much as digits as its factorization.

11647401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63711.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 11647401 is about 3412.8288852505. The cubic root of 11647401 is about 226.6781585389.

The spelling of 11647401 in words is "eleven million, six hundred forty-seven thousand, four hundred one".