1216052023 has 2 divisors, whose sum is σ = 1216052024. Its totient is φ = 1216052022.

The previous prime is 1216052017. The next prime is 1216052053. The reversal of 1216052023 is 3202506121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1216052023 - 2²¹ = 1213954871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1216051985 and 1216052003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1216052053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 608026011 + 608026012.

It is an arithmetic number, because the mean of its divisors is an integer number (608026012).

Almost surely, 2^1216052023 is an apocalyptic number.

1216052023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1216052023 is an equidigital number, since it uses as much as digits as its factorization.

1216052023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1216052023 is about 34871.9374712676. The cubic root of 1216052023 is about 1067.3758805720.

Adding to 1216052023 its reverse (3202506121), we get a palindrome (4418558144).

The spelling of 1216052023 in words is "one billion, two hundred sixteen million, fifty-two thousand, twenty-three".