1020995 has 8 divisors (see below), whose sum is σ = 1246320. Its totient is φ = 802720.

The previous prime is 1020991. The next prime is 1020997. The reversal of 1020995 is 5990201.

It is a happy number.

1020995 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 1020995 - 2² = 1020991 is a prime.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1020991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1436 + ... + 2025.

It is an arithmetic number, because the mean of its divisors is an integer number (155790).

2^1020995 is an apocalyptic number.

1020995 is a deficient number, since it is larger than the sum of its proper divisors (225325).

1020995 is an equidigital number, since it uses as much as digits as its factorization.

1020995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 1020995 is about 1010.4429721662. The cubic root of 1020995 is about 100.6949920048.

The spelling of 1020995 in words is "one million, twenty thousand, nine hundred ninety-five".