1184906449 has 2 divisors, whose sum is σ = 1184906450. Its totient is φ = 1184906448.

The previous prime is 1184906419. The next prime is 1184906453. The reversal of 1184906449 is 9446094811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 860366224 + 324540225 = 29332^2 + 18015^2 .

It is an emirp because it is prime and its reverse (9446094811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1184906449 - 2⁵ = 1184906417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1184906399 and 1184906408.

It is not a weakly prime, because it can be changed into another prime (1184906419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 592453224 + 592453225.

It is an arithmetic number, because the mean of its divisors is an integer number (592453225).

Almost surely, 2^1184906449 is an apocalyptic number.

It is an amenable number.

1184906449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1184906449 is an equidigital number, since it uses as much as digits as its factorization.

1184906449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 46.

The square root of 1184906449 is about 34422.4701176426. The cubic root of 1184906449 is about 1058.1843990779.

The spelling of 1184906449 in words is "one billion, one hundred eighty-four million, nine hundred six thousand, four hundred forty-nine".