1200349 has 2 divisors, whose sum is σ = 1200350. Its totient is φ = 1200348.

The previous prime is 1200341. The next prime is 1200359. The reversal of 1200349 is 9430021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1036324 + 164025 = 1018^2 + 405^2 .

It is an emirp because it is prime and its reverse (9430021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1200349 - 2³ = 1200341 is a prime.

1200349 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600174 + 600175.

It is an arithmetic number, because the mean of its divisors is an integer number (600175).

2^1200349 is an apocalyptic number.

It is an amenable number.

1200349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200349 is an equidigital number, since it uses as much as digits as its factorization.

1200349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1200349 is about 1095.6043994070. The cubic root of 1200349 is about 106.2761578042.

The spelling of 1200349 in words is "one million, two hundred thousand, three hundred forty-nine".