12202977 has 8 divisors (see below), whose sum is σ = 16321120. Its totient is φ = 8110080.

The previous prime is 12202969. The next prime is 12202979. The reversal of 12202977 is 77920221.

It is a happy number.

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

It is not a de Polignac number, because 12202977 - 2³ = 12202969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12202979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5152 + ... + 7137.

It is an arithmetic number, because the mean of its divisors is an integer number (2040140).

Almost surely, 2^12202977 is an apocalyptic number.

It is an amenable number.

12202977 is a deficient number, since it is larger than the sum of its proper divisors (4118143).

12202977 is a wasteful number, since it uses less digits than its factorization.

12202977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12623.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 12202977 is about 3493.2759696308. The cubic root of 12202977 is about 230.2264750952.

The spelling of 12202977 in words is "twelve million, two hundred two thousand, nine hundred seventy-seven".