1213063 has 2 divisors, whose sum is σ = 1213064. Its totient is φ = 1213062.

The previous prime is 1213057. The next prime is 1213081. The reversal of 1213063 is 3603121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1213063 - 2⁹ = 1212551 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1213033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606531 + 606532.

It is an arithmetic number, because the mean of its divisors is an integer number (606532).

2^1213063 is an apocalyptic number.

1213063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213063 is an equidigital number, since it uses as much as digits as its factorization.

1213063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1213063 is about 1101.3913927392. The cubic root of 1213063 is about 106.6500636050.

Adding to 1213063 its reverse (3603121), we get a palindrome (4816184).

The spelling of 1213063 in words is "one million, two hundred thirteen thousand, sixty-three".