12977833 has 8 divisors (see below), whose sum is σ = 14369760. Its totient is φ = 11621280.

The previous prime is 12977831. The next prime is 12977837. The reversal of 12977833 is 33877921.

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

It is not a de Polignac number, because 12977833 - 2¹ = 12977831 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12977831) 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, 8068 + ... + 9541.

It is an arithmetic number, because the mean of its divisors is an integer number (1796220).

Almost surely, 2^12977833 is an apocalyptic number.

It is an amenable number.

12977833 is a deficient number, since it is larger than the sum of its proper divisors (1391927).

12977833 is a wasteful number, since it uses less digits than its factorization.

12977833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17687.

The product of its digits is 63504, while the sum is 40.

The square root of 12977833 is about 3602.4759541182. The cubic root of 12977833 is about 234.9997464914. Note that the first 3 decimals are identical.

The spelling of 12977833 in words is "twelve million, nine hundred seventy-seven thousand, eight hundred thirty-three".