11285397 has 12 divisors (see below), whose sum is σ = 16454880. Its totient is φ = 7452648.

The previous prime is 11285371. The next prime is 11285419. The reversal of 11285397 is 79358211.

11285397 is a `hidden beast` number, since 112 + 8 + 539 + 7 = 666.

11285397 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11285397 - 2¹⁰ = 11284373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11285597) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4897 + ... + 6822.

It is an arithmetic number, because the mean of its divisors is an integer number (1371240).

Almost surely, 2^11285397 is an apocalyptic number.

It is an amenable number.

11285397 is a deficient number, since it is larger than the sum of its proper divisors (5169483).

11285397 is a wasteful number, since it uses less digits than its factorization.

11285397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11832 (or 11829 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The square root of 11285397 is about 3359.3744953488. The cubic root of 11285397 is about 224.3049961496.

The spelling of 11285397 in words is "eleven million, two hundred eighty-five thousand, three hundred ninety-seven".