12051057 has 8 divisors (see below), whose sum is σ = 16766784. Its totient is φ = 7684688.

The previous prime is 12051047. The next prime is 12051077. The reversal of 12051057 is 75015021.

12051057 is digitally balanced in base 3, 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 a cyclic number.

It is not a de Polignac number, because 12051057 - 2⁴ = 12051041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12051047) 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, 87258 + ... + 87395.

It is an arithmetic number, because the mean of its divisors is an integer number (2095848).

Almost surely, 2^12051057 is an apocalyptic number.

It is an amenable number.

12051057 is a deficient number, since it is larger than the sum of its proper divisors (4715727).

12051057 is a wasteful number, since it uses less digits than its factorization.

12051057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174679.

The product of its (nonzero) digits is 350, while the sum is 21.

The square root of 12051057 is about 3471.4632361585. The cubic root of 12051057 is about 229.2670872878.

Adding to 12051057 its reverse (75015021), we get a palindrome (87066078).

The spelling of 12051057 in words is "twelve million, fifty-one thousand, fifty-seven".