1683522923 has 4 divisors (see below), whose sum is σ = 1683649128. Its totient is φ = 1683396720.

The previous prime is 1683522901. The next prime is 1683522989. The reversal of 1683522923 is 3292253861.

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 1683522923 - 2²² = 1679328619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1683522023) 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, 40361 + ... + 70682.

It is an arithmetic number, because the mean of its divisors is an integer number (420912282).

Almost surely, 2^1683522923 is an apocalyptic number.

1683522923 is a deficient number, since it is larger than the sum of its proper divisors (126205).

1683522923 is a wasteful number, since it uses less digits than its factorization.

1683522923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126204.

The product of its digits is 155520, while the sum is 41.

The square root of 1683522923 is about 41030.7558180446. The cubic root of 1683522923 is about 1189.6147619611.

The spelling of 1683522923 in words is "one billion, six hundred eighty-three million, five hundred twenty-two thousand, nine hundred twenty-three".