12340497 has 8 divisors (see below), whose sum is σ = 17719744. Its totient is φ = 7594128.

The previous prime is 12340469. The next prime is 12340507. The reversal of 12340497 is 79404321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12340497 - 2¹¹ = 12338449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12340897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158173 + ... + 158250.

It is an arithmetic number, because the mean of its divisors is an integer number (2214968).

Almost surely, 2^12340497 is an apocalyptic number.

It is an amenable number.

12340497 is a deficient number, since it is larger than the sum of its proper divisors (5379247).

12340497 is a wasteful number, since it uses less digits than its factorization.

12340497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316439.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 12340497 is about 3512.9043539499. The cubic root of 12340497 is about 231.0880831979.

The spelling of 12340497 in words is "twelve million, three hundred forty thousand, four hundred ninety-seven".