12017057 has 8 divisors (see below), whose sum is σ = 13359360. Its totient is φ = 10734480.

The previous prime is 12017051. The next prime is 12017069. The reversal of 12017057 is 75071021.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12017057 - 2¹⁰ = 12016033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12017051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14507 + ... + 15312.

It is an arithmetic number, because the mean of its divisors is an integer number (1669920).

Almost surely, 2^12017057 is an apocalyptic number.

It is an amenable number.

12017057 is a deficient number, since it is larger than the sum of its proper divisors (1342303).

12017057 is a wasteful number, since it uses less digits than its factorization.

12017057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29863.

The product of its (nonzero) digits is 490, while the sum is 23.

The square root of 12017057 is about 3466.5627067745. The cubic root of 12017057 is about 229.0512715490.

Adding to 12017057 its reverse (75071021), we get a palindrome (87088078).

The spelling of 12017057 in words is "twelve million, seventeen thousand, fifty-seven".