1184228914138 has 4 divisors (see below), whose sum is σ = 1776343371210. Its totient is φ = 592114457068.

The previous prime is 1184228914133. The next prime is 1184228914139. The reversal of 1184228914138 is 8314198224811.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1153576958209 + 30651955929 = 1074047^2 + 175077^2 .

It is not an unprimeable number, because it can be changed into a prime (1184228914133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 296057228533 + ... + 296057228536.

Almost surely, 2^{1184228914138} is an apocalyptic number.

1184228914138 is a deficient number, since it is larger than the sum of its proper divisors (592114457072).

1184228914138 is an equidigital number, since it uses as much as digits as its factorization.

1184228914138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592114457071.

The product of its digits is 884736, while the sum is 52.

The spelling of 1184228914138 in words is "one trillion, one hundred eighty-four billion, two hundred twenty-eight million, nine hundred fourteen thousand, one hundred thirty-eight".