1973113 has 2 divisors, whose sum is σ = 1973114. Its totient is φ = 1973112.

The previous prime is 1973087. The next prime is 1973129. The reversal of 1973113 is 3113791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1750329 + 222784 = 1323^2 + 472^2 .

It is a cyclic number.

It is not a de Polignac number, because 1973113 - 2¹⁷ = 1842041 is a prime.

It is a super-4 number, since 4×1973113⁴ (a number of 26 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (1973143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 986556 + 986557.

It is an arithmetic number, because the mean of its divisors is an integer number (986557).

2^1973113 is an apocalyptic number.

It is an amenable number.

1973113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1973113 is an equidigital number, since it uses as much as digits as its factorization.

1973113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 567, while the sum is 25.

The square root of 1973113 is about 1404.6754073451. The cubic root of 1973113 is about 125.4249642724.

The spelling of 1973113 in words is "one million, nine hundred seventy-three thousand, one hundred thirteen".