1252236203 has 2 divisors, whose sum is σ = 1252236204. Its totient is φ = 1252236202.

The previous prime is 1252236191. The next prime is 1252236217. The reversal of 1252236203 is 3026322521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1252236203 - 2⁴ = 1252236187 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252236263) by changing a digit.

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 as a sum of consecutive naturals, namely, 626118101 + 626118102.

It is an arithmetic number, because the mean of its divisors is an integer number (626118102).

Almost surely, 2^1252236203 is an apocalyptic number.

1252236203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252236203 is an equidigital number, since it uses as much as digits as its factorization.

1252236203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1252236203 is about 35386.9496142293. The cubic root of 1252236203 is about 1077.8593294483.

Adding to 1252236203 its reverse (3026322521), we get a palindrome (4278558724).

The spelling of 1252236203 in words is "one billion, two hundred fifty-two million, two hundred thirty-six thousand, two hundred three".