1973369 has 2 divisors, whose sum is σ = 1973370. Its totient is φ = 1973368.

The previous prime is 1973353. The next prime is 1973381. The reversal of 1973369 is 9633791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1857769 + 115600 = 1363^2 + 340^2 .

It is a cyclic number.

It is not a de Polignac number, because 1973369 - 2⁴ = 1973353 is a prime.

It is a super-2 number, since 2×1973369² = 7788370420322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1973339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 986684 + 986685.

It is an arithmetic number, because the mean of its divisors is an integer number (986685).

2^1973369 is an apocalyptic number.

It is an amenable number.

1973369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1973369 is an equidigital number, since it uses as much as digits as its factorization.

1973369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30618, while the sum is 38.

The square root of 1973369 is about 1404.7665286445. The cubic root of 1973369 is about 125.4303884257.

The spelling of 1973369 in words is "one million, nine hundred seventy-three thousand, three hundred sixty-nine".