14621797 has 2 divisors, whose sum is σ = 14621798. Its totient is φ = 14621796.

The previous prime is 14621779. The next prime is 14621821. The reversal of 14621797 is 79712641.

Together with previous prime (14621779) 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., 14485636 + 136161 = 3806^2 + 369^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14621797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14621897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7310898 + 7310899.

It is an arithmetic number, because the mean of its divisors is an integer number (7310899).

Almost surely, 2^14621797 is an apocalyptic number.

It is an amenable number.

14621797 is a deficient number, since it is larger than the sum of its proper divisors (1).

14621797 is an equidigital number, since it uses as much as digits as its factorization.

14621797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 37.

The square root of 14621797 is about 3823.8458389428. The cubic root of 14621797 is about 244.5308082729.

The spelling of 14621797 in words is "fourteen million, six hundred twenty-one thousand, seven hundred ninety-seven".