1323012229 has 16 divisors (see below), whose sum is σ = 1652797440. Its totient is φ = 1028838960.

The previous prime is 1323012227. The next prime is 1323012239. The reversal of 1323012229 is 9222103231.

It is a cyclic number.

It is not a de Polignac number, because 1323012229 - 2¹ = 1323012227 is a prime.

It is a super-2 number, since 2×1323012229² = 3500722716167096882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323012221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21652 + ... + 55810.

It is an arithmetic number, because the mean of its divisors is an integer number (103299840).

Almost surely, 2^1323012229 is an apocalyptic number.

It is an amenable number.

1323012229 is a deficient number, since it is larger than the sum of its proper divisors (329785211).

1323012229 is a wasteful number, since it uses less digits than its factorization.

1323012229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34680.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 1323012229 is about 36373.2350637113. The cubic root of 1323012229 is about 1097.7950954341.

The spelling of 1323012229 in words is "one billion, three hundred twenty-three million, twelve thousand, two hundred twenty-nine".