1023066215 has 16 divisors (see below), whose sum is σ = 1253532672. Its totient is φ = 801365664.

The previous prime is 1023066203. The next prime is 1023066241. The reversal of 1023066215 is 5126603201.

It is a cyclic number.

It is not a de Polignac number, because 1023066215 - 2¹⁰ = 1023065191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46802 + ... + 65088.

It is an arithmetic number, because the mean of its divisors is an integer number (78345792).

Almost surely, 2^1023066215 is an apocalyptic number.

1023066215 is a deficient number, since it is larger than the sum of its proper divisors (230466457).

1023066215 is a wasteful number, since it uses less digits than its factorization.

1023066215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18526.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 1023066215 is about 31985.4062816154. The cubic root of 1023066215 is about 1007.6303677352.

Adding to 1023066215 its reverse (5126603201), we get a palindrome (6149669416).

The spelling of 1023066215 in words is "one billion, twenty-three million, sixty-six thousand, two hundred fifteen".