1923073 has 2 divisors, whose sum is σ = 1923074. Its totient is φ = 1923072.

The previous prime is 1923059. The next prime is 1923079. The reversal of 1923073 is 3703291.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 986049 + 937024 = 993^2 + 968^2 .

It is a cyclic number.

It is not a de Polignac number, because 1923073 - 2⁹ = 1922561 is a prime.

It is not a weakly prime, because it can be changed into another prime (1923079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961536 + 961537.

It is an arithmetic number, because the mean of its divisors is an integer number (961537).

It is a Proth number, since it is equal to 939 ⋅ 2¹¹ + 1 and 939 < 2¹¹.

2^1923073 is an apocalyptic number.

It is an amenable number.

1923073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1923073 is an equidigital number, since it uses as much as digits as its factorization.

1923073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 1923073 is about 1386.7490760769. The cubic root of 1923073 is about 124.3555740980.

The spelling of 1923073 in words is "one million, nine hundred twenty-three thousand, seventy-three".