201602671 has 4 divisors (see below), whose sum is σ = 201634000. Its totient is φ = 201571344.

The previous prime is 201602651. The next prime is 201602689. The reversal of 201602671 is 176206102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201602671 - 2⁷ = 201602543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201602651) 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 3 ways as a sum of consecutive naturals, for example, 2091 + ... + 20188.

It is an arithmetic number, because the mean of its divisors is an integer number (50408500).

Almost surely, 2^201602671 is an apocalyptic number.

201602671 is a deficient number, since it is larger than the sum of its proper divisors (31329).

201602671 is an equidigital number, since it uses as much as digits as its factorization.

201602671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31328.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 201602671 is about 14198.6855377531. The cubic root of 201602671 is about 586.3614730977.

Adding to 201602671 its reverse (176206102), we get a palindrome (377808773).

The spelling of 201602671 in words is "two hundred one million, six hundred two thousand, six hundred seventy-one".