1252343066 has 24 divisors (see below), whose sum is σ = 2052194940. Its totient is φ = 572871936.

The previous prime is 1252343023. The next prime is 1252343089. The reversal of 1252343066 is 6603432521.

It can be written as a sum of positive squares in 6 ways, for example, as 5193841 + 1247149225 = 2279^2 + 35315^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21800 + ... + 54588.

Almost surely, 2^1252343066 is an apocalyptic number.

1252343066 is a deficient number, since it is larger than the sum of its proper divisors (799851874).

1252343066 is a wasteful number, since it uses less digits than its factorization.

1252343066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32930 (or 32917 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 1252343066 is about 35388.4595030640. The cubic root of 1252343066 is about 1077.8899892671.

Adding to 1252343066 its reverse (6603432521), we get a palindrome (7855775587).

The spelling of 1252343066 in words is "one billion, two hundred fifty-two million, three hundred forty-three thousand, sixty-six".