1199558128214 has 4 divisors (see below), whose sum is σ = 1799337192324. Its totient is φ = 599779064106.

The previous prime is 1199558128211. The next prime is 1199558128253. The reversal of 1199558128214 is 4128218559911.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1199558128214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1199558128211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 299889532052 + ... + 299889532055.

It is an arithmetic number, because the mean of its divisors is an integer number (449834298081).

Almost surely, 2^{1199558128214} is an apocalyptic number.

1199558128214 is a deficient number, since it is larger than the sum of its proper divisors (599779064110).

1199558128214 is an equidigital number, since it uses as much as digits as its factorization.

1199558128214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599779064109.

The product of its digits is 2073600, while the sum is 56.

The spelling of 1199558128214 in words is "one trillion, one hundred ninety-nine billion, five hundred fifty-eight million, one hundred twenty-eight thousand, two hundred fourteen".