1670733923 has 2 divisors, whose sum is σ = 1670733924. Its totient is φ = 1670733922.

The previous prime is 1670733881. The next prime is 1670733931. The reversal of 1670733923 is 3293370761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1670733923 - 2²⁶ = 1603625059 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1670763923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835366961 + 835366962.

It is an arithmetic number, because the mean of its divisors is an integer number (835366962).

Almost surely, 2^1670733923 is an apocalyptic number.

1670733923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670733923 is an equidigital number, since it uses as much as digits as its factorization.

1670733923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 142884, while the sum is 41.

The square root of 1670733923 is about 40874.6122061115. The cubic root of 1670733923 is about 1186.5947711443.

The spelling of 1670733923 in words is "one billion, six hundred seventy million, seven hundred thirty-three thousand, nine hundred twenty-three".