201677012 has 6 divisors (see below), whose sum is σ = 352934778. Its totient is φ = 100838504.

The previous prime is 201677011. The next prime is 201677029. The reversal of 201677012 is 210776102.

It can be written as a sum of positive squares in only one way, i.e., 132388036 + 69288976 = 11506^2 + 8324^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201677011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25209623 + ... + 25209630.

It is an arithmetic number, because the mean of its divisors is an integer number (58822463).

Almost surely, 2^201677012 is an apocalyptic number.

It is an amenable number.

201677012 is a deficient number, since it is larger than the sum of its proper divisors (151257766).

201677012 is a wasteful number, since it uses less digits than its factorization.

201677012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50419257 (or 50419255 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 201677012 is about 14201.3031796381. The cubic root of 201677012 is about 586.4335378528.

The spelling of 201677012 in words is "two hundred one million, six hundred seventy-seven thousand, twelve".