245140303 has 2 divisors, whose sum is σ = 245140304. Its totient is φ = 245140302.

The previous prime is 245140249. The next prime is 245140319. The reversal of 245140303 is 303041542.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245140303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245140333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122570151 + 122570152.

It is an arithmetic number, because the mean of its divisors is an integer number (122570152).

Almost surely, 2^245140303 is an apocalyptic number.

245140303 is a deficient number, since it is larger than the sum of its proper divisors (1).

245140303 is an equidigital number, since it uses as much as digits as its factorization.

245140303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 245140303 is about 15656.9570159722. The cubic root of 245140303 is about 625.8518968672.

Adding to 245140303 its reverse (303041542), we get a palindrome (548181845).

The spelling of 245140303 in words is "two hundred forty-five million, one hundred forty thousand, three hundred three".