1216936883 has 2 divisors, whose sum is σ = 1216936884. Its totient is φ = 1216936882.

The previous prime is 1216936859. The next prime is 1216936907. The reversal of 1216936883 is 3886396121.

It is a balanced prime because it is at equal distance from previous prime (1216936859) and next prime (1216936907).

It is a cyclic number.

It is not a de Polignac number, because 1216936883 - 2⁸ = 1216936627 is a prime.

It is not a weakly prime, because it can be changed into another prime (1216936843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 608468441 + 608468442.

It is an arithmetic number, because the mean of its divisors is an integer number (608468442).

Almost surely, 2^1216936883 is an apocalyptic number.

1216936883 is a deficient number, since it is larger than the sum of its proper divisors (1).

1216936883 is an equidigital number, since it uses as much as digits as its factorization.

1216936883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 47.

The square root of 1216936883 is about 34884.6224431339. The cubic root of 1216936883 is about 1067.6347097486.

The spelling of 1216936883 in words is "one billion, two hundred sixteen million, nine hundred thirty-six thousand, eight hundred eighty-three".