12037397 has 2 divisors, whose sum is σ = 12037398. Its totient is φ = 12037396.

The previous prime is 12037379. The next prime is 12037427. The reversal of 12037397 is 79373021.

Together with previous prime (12037379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11566801 + 470596 = 3401^2 + 686^2 .

It is a cyclic number.

It is not a de Polignac number, because 12037397 - 2⁸ = 12037141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12037097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6018698 + 6018699.

It is an arithmetic number, because the mean of its divisors is an integer number (6018699).

Almost surely, 2^12037397 is an apocalyptic number.

It is an amenable number.

12037397 is a deficient number, since it is larger than the sum of its proper divisors (1).

12037397 is an equidigital number, since it uses as much as digits as its factorization.

12037397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 32.

The square root of 12037397 is about 3469.4952082400. The cubic root of 12037397 is about 229.1804289843.

The spelling of 12037397 in words is "twelve million, thirty-seven thousand, three hundred ninety-seven".