1020923 has 4 divisors (see below), whose sum is σ = 1053888. Its totient is φ = 987960.

The previous prime is 1020913. The next prime is 1020931. The reversal of 1020923 is 3290201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1020923 - 2⁴ = 1020907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020913) 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, 16436 + ... + 16497.

It is an arithmetic number, because the mean of its divisors is an integer number (263472).

2^1020923 is an apocalyptic number.

1020923 is a deficient number, since it is larger than the sum of its proper divisors (32965).

1020923 is an equidigital number, since it uses as much as digits as its factorization.

1020923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32964.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1020923 is about 1010.4073435996. The cubic root of 1020923 is about 100.6926249642.

The spelling of 1020923 in words is "one million, twenty thousand, nine hundred twenty-three".