1212633283 has 2 divisors, whose sum is σ = 1212633284. Its totient is φ = 1212633282.

The previous prime is 1212633281. The next prime is 1212633329. The reversal of 1212633283 is 3823362121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1212633283 - 2¹ = 1212633281 is a prime.

Together with 1212633281, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1212633281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606316641 + 606316642.

It is an arithmetic number, because the mean of its divisors is an integer number (606316642).

Almost surely, 2^1212633283 is an apocalyptic number.

1212633283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212633283 is an equidigital number, since it uses as much as digits as its factorization.

1212633283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 1212633283 is about 34822.8844727142. The cubic root of 1212633283 is about 1066.3746883242.

The spelling of 1212633283 in words is "one billion, two hundred twelve million, six hundred thirty-three thousand, two hundred eighty-three".