1203214399 has 2 divisors, whose sum is σ = 1203214400. Its totient is φ = 1203214398.

The previous prime is 1203214381. The next prime is 1203214451. The reversal of 1203214399 is 9934123021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1203214399 - 2⁵ = 1203214367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203214099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601607199 + 601607200.

It is an arithmetic number, because the mean of its divisors is an integer number (601607200).

Almost surely, 2^1203214399 is an apocalyptic number.

1203214399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203214399 is an equidigital number, since it uses as much as digits as its factorization.

1203214399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1203214399 is about 34687.3809763724. The cubic root of 1203214399 is about 1063.6065589704.

The spelling of 1203214399 in words is "one billion, two hundred three million, two hundred fourteen thousand, three hundred ninety-nine".