1601701 has 4 divisors (see below), whose sum is σ = 1609504. Its totient is φ = 1593900.

The previous prime is 1601687. The next prime is 1601711. The reversal of 1601701 is 1071061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1601701 - 2⁷ = 1601573 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 (1601711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3585 + ... + 4006.

It is an arithmetic number, because the mean of its divisors is an integer number (402376).

2^1601701 is an apocalyptic number.

It is an amenable number.

1601701 is a deficient number, since it is larger than the sum of its proper divisors (7803).

1601701 is an equidigital number, since it uses as much as digits as its factorization.

1601701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7802.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 1601701 is about 1265.5832647440. The cubic root of 1601701 is about 117.0021428005.

Adding to 1601701 its reverse (1071061), we get a palindrome (2672762).

The spelling of 1601701 in words is "one million, six hundred one thousand, seven hundred one".