11425647 has 4 divisors (see below), whose sum is σ = 15234200. Its totient is φ = 7617096.

The previous prime is 11425613. The next prime is 11425651. The reversal of 11425647 is 74652411.

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

It is not a de Polignac number, because 11425647 - 2¹² = 11421551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11425607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1904272 + ... + 1904277.

It is an arithmetic number, because the mean of its divisors is an integer number (3808550).

Almost surely, 2^11425647 is an apocalyptic number.

11425647 is a deficient number, since it is larger than the sum of its proper divisors (3808553).

11425647 is an equidigital number, since it uses as much as digits as its factorization.

11425647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3808552.

The product of its digits is 6720, while the sum is 30.

The square root of 11425647 is about 3380.1844624221. The cubic root of 11425647 is about 225.2303615994.

The spelling of 11425647 in words is "eleven million, four hundred twenty-five thousand, six hundred forty-seven".