12199097 has 2 divisors, whose sum is σ = 12199098.
Its totient is φ = 12199096.
The previous prime is 12199093. The next prime is 12199133. The reversal of 12199097 is 79099121.
12199097 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11417641 + 781456 = 3379^2 + 884^2
It is a cyclic number.
It is not a de Polignac number, because 12199097 - 22 = 12199093 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12199097.
It is not a weakly prime, because it can be changed into another prime (12199093) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6099548 + 6099549.
It is an arithmetic number, because the mean of its divisors is an integer number (6099549).
Almost surely, 212199097 is an apocalyptic number.
It is an amenable number.
12199097 is a deficient number, since it is larger than the sum of its proper divisors (1).
12199097 is an equidigital number, since it uses as much as digits as its factorization.
12199097 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 10206, while the sum is 38.
The square root of 12199097 is about 3492.7205728486.
The cubic root of 12199097 is about 230.2020719403.
The spelling of 12199097 in words is "twelve million, one hundred ninety-nine thousand, ninety-seven".