1149408229 has 2 divisors, whose sum is σ = 1149408230. Its totient is φ = 1149408228.

The previous prime is 1149408223. The next prime is 1149408251. The reversal of 1149408229 is 9228049411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1146161025 + 3247204 = 33855^2 + 1802^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1149408229 is a prime.

It is a super-2 number, since 2×1149408229² = 2642278553785832882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1149408191 and 1149408200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1149408223) 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, 574704114 + 574704115.

It is an arithmetic number, because the mean of its divisors is an integer number (574704115).

Almost surely, 2^1149408229 is an apocalyptic number.

It is an amenable number.

1149408229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149408229 is an equidigital number, since it uses as much as digits as its factorization.

1149408229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 1149408229 is about 33902.9236054946. The cubic root of 1149408229 is about 1047.5098144265.

The spelling of 1149408229 in words is "one billion, one hundred forty-nine million, four hundred eight thousand, two hundred twenty-nine".