1289701 has 8 divisors (see below), whose sum is σ = 1551680. Its totient is φ = 1047168.

The previous prime is 1289677. The next prime is 1289711. The reversal of 1289701 is 1079821.

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

It is a cyclic number.

It is not a de Polignac number, because 1289701 - 2¹⁷ = 1158629 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1289701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1289711) 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, 4716 + ... + 4981.

It is an arithmetic number, because the mean of its divisors is an integer number (193960).

2^1289701 is an apocalyptic number.

It is an amenable number.

1289701 is a deficient number, since it is larger than the sum of its proper divisors (261979).

1289701 is an equidigital number, since it uses as much as digits as its factorization.

1289701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9723.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 1289701 is about 1135.6500341214. The cubic root of 1289701 is about 108.8503121635.

The spelling of 1289701 in words is "one million, two hundred eighty-nine thousand, seven hundred one".