1035681 has 4 divisors (see below), whose sum is σ = 1380912. Its totient is φ = 690452.

The previous prime is 1035659. The next prime is 1035707. The reversal of 1035681 is 1865301.

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 1035681 - 2⁵ = 1035649 is a prime.

It is a super-3 number, since 3×1035681³ = 3332723483906178723, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1035631) 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, 172611 + ... + 172616.

It is an arithmetic number, because the mean of its divisors is an integer number (345228).

2^1035681 is an apocalyptic number.

It is an amenable number.

1035681 is a deficient number, since it is larger than the sum of its proper divisors (345231).

1035681 is an equidigital number, since it uses as much as digits as its factorization.

1035681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345230.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1035681 is about 1017.6841356728. The cubic root of 1035681 is about 101.1754946472.

The spelling of 1035681 in words is "one million, thirty-five thousand, six hundred eighty-one".