1204134199 has 2 divisors, whose sum is σ = 1204134200. Its totient is φ = 1204134198.

The previous prime is 1204134193. The next prime is 1204134229. The reversal of 1204134199 is 9914314021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1204134199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204134193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602067099 + 602067100.

It is an arithmetic number, because the mean of its divisors is an integer number (602067100).

Almost surely, 2^1204134199 is an apocalyptic number.

1204134199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204134199 is an equidigital number, since it uses as much as digits as its factorization.

1204134199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 1204134199 is about 34700.6368673545. The cubic root of 1204134199 is about 1063.8775154268.

The spelling of 1204134199 in words is "one billion, two hundred four million, one hundred thirty-four thousand, one hundred ninety-nine".