11425665 has 8 divisors (see below), whose sum is σ = 18281088. Its totient is φ = 6093680.

The previous prime is 11425657. The next prime is 11425721. The reversal of 11425665 is 56652411.

11425665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11425665 - 2³ = 11425657 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 380841 + ... + 380870.

It is an arithmetic number, because the mean of its divisors is an integer number (2285136).

Almost surely, 2^11425665 is an apocalyptic number.

11425665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11425665 is a deficient number, since it is larger than the sum of its proper divisors (6855423).

11425665 is an equidigital number, since it uses as much as digits as its factorization.

11425665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761719.

The product of its digits is 7200, while the sum is 30.

The square root of 11425665 is about 3380.1871249977. The cubic root of 11425665 is about 225.2304798756.

It can be divided in two parts, 11425 and 665, that added together give a triangular number (12090 = T₁₅₅).

The spelling of 11425665 in words is "eleven million, four hundred twenty-five thousand, six hundred sixty-five".