1066240323 has 12 divisors (see below), whose sum is σ = 1630720728. Its totient is φ = 669013440.

The previous prime is 1066240313. The next prime is 1066240333. The reversal of 1066240323 is 3230426601.

1066240323 is a `hidden beast` number, since 1 + 0 + 6 + 624 + 0 + 32 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1066240313) and next prime (1066240333).

It is not a de Polignac number, because 1066240323 - 2¹⁰ = 1066239299 is a prime.

It is a super-2 number, since 2×1066240323² = 2273736852782288658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066240313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3484293 + ... + 3484598.

It is an arithmetic number, because the mean of its divisors is an integer number (135893394).

Almost surely, 2^1066240323 is an apocalyptic number.

1066240323 is a deficient number, since it is larger than the sum of its proper divisors (564480405).

1066240323 is a wasteful number, since it uses less digits than its factorization.

1066240323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6968914 (or 6968911 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 1066240323 is about 32653.3355570300. The cubic root of 1066240323 is about 1021.6097620617.

Adding to 1066240323 its reverse (3230426601), we get a palindrome (4296666924).

The spelling of 1066240323 in words is "one billion, sixty-six million, two hundred forty thousand, three hundred twenty-three".