12145373 has 2 divisors, whose sum is σ = 12145374. Its totient is φ = 12145372.

The previous prime is 12145349. The next prime is 12145379. The reversal of 12145373 is 37354121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7991929 + 4153444 = 2827^2 + 2038^2 .

It is a cyclic number.

It is not a de Polignac number, because 12145373 - 2¹² = 12141277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12145379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6072686 + 6072687.

It is an arithmetic number, because the mean of its divisors is an integer number (6072687).

Almost surely, 2^12145373 is an apocalyptic number.

It is an amenable number.

12145373 is a deficient number, since it is larger than the sum of its proper divisors (1).

12145373 is an equidigital number, since it uses as much as digits as its factorization.

12145373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 26.

The square root of 12145373 is about 3485.0212337947. The cubic root of 12145373 is about 229.8636431836.

Adding to 12145373 its reverse (37354121), we get a palindrome (49499494).

The spelling of 12145373 in words is "twelve million, one hundred forty-five thousand, three hundred seventy-three".