12057171033 has 8 divisors (see below), whose sum is σ = 16077783328. Its totient is φ = 8037336384.

The previous prime is 12057171017. The next prime is 12057171037. The reversal of 12057171033 is 33017175021.

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

It is not a de Polignac number, because 12057171033 - 2⁴ = 12057171017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12057171037) 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, 157216 + ... + 220977.

It is an arithmetic number, because the mean of its divisors is an integer number (2009722916).

Almost surely, 2^12057171033 is an apocalyptic number.

It is an amenable number.

12057171033 is a deficient number, since it is larger than the sum of its proper divisors (4020612295).

12057171033 is a wasteful number, since it uses less digits than its factorization.

12057171033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388823.

The product of its (nonzero) digits is 4410, while the sum is 30.

The spelling of 12057171033 in words is "twelve billion, fifty-seven million, one hundred seventy-one thousand, thirty-three".