12850073 has 2 divisors, whose sum is σ = 12850074. Its totient is φ = 12850072.

The previous prime is 12850069. The next prime is 12850091. The reversal of 12850073 is 37005821.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12166144 + 683929 = 3488^2 + 827^2 .

It is a cyclic number.

It is not a de Polignac number, because 12850073 - 2² = 12850069 is a prime.

It is a super-2 number, since 2×12850073² = 330248752210658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12850043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6425036 + 6425037.

It is an arithmetic number, because the mean of its divisors is an integer number (6425037).

Almost surely, 2^12850073 is an apocalyptic number.

It is an amenable number.

12850073 is a deficient number, since it is larger than the sum of its proper divisors (1).

12850073 is an equidigital number, since it uses as much as digits as its factorization.

12850073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 12850073 is about 3584.6998479650. The cubic root of 12850073 is about 234.2260520405.

Adding to 12850073 its reverse (37005821), we get a palindrome (49855894).

The spelling of 12850073 in words is "twelve million, eight hundred fifty thousand, seventy-three".