1601017 has 4 divisors (see below), whose sum is σ = 1746576. Its totient is φ = 1455460.

The previous prime is 1600993. The next prime is 1601023. The reversal of 1601017 is 7101061.

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 1601017 - 2⁷ = 1600889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1601317) 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, 72763 + ... + 72784.

It is an arithmetic number, because the mean of its divisors is an integer number (436644).

2^1601017 is an apocalyptic number.

It is an amenable number.

1601017 is a deficient number, since it is larger than the sum of its proper divisors (145559).

1601017 is a wasteful number, since it uses less digits than its factorization.

1601017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145558.

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

The square root of 1601017 is about 1265.3130047542. The cubic root of 1601017 is about 116.9854853302.

Adding to 1601017 its reverse (7101061), we get a palindrome (8702078).

The spelling of 1601017 in words is "one million, six hundred one thousand, seventeen".