1212233963 has 2 divisors, whose sum is σ = 1212233964. Its totient is φ = 1212233962.

The previous prime is 1212233947. The next prime is 1212233983. The reversal of 1212233963 is 3693322121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1212233963 - 2⁴ = 1212233947 is a prime.

It is a super-2 number, since 2×1212233963² = 2939022362101370738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1212233903) 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, 606116981 + 606116982.

It is an arithmetic number, because the mean of its divisors is an integer number (606116982).

Almost surely, 2^1212233963 is an apocalyptic number.

1212233963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212233963 is an equidigital number, since it uses as much as digits as its factorization.

1212233963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 32.

The square root of 1212233963 is about 34817.1504147022. The cubic root of 1212233963 is about 1066.2576231195.

The spelling of 1212233963 in words is "one billion, two hundred twelve million, two hundred thirty-three thousand, nine hundred sixty-three".