245076253 has 2 divisors, whose sum is σ = 245076254. Its totient is φ = 245076252.

The previous prime is 245076217. The next prime is 245076259. The reversal of 245076253 is 352670542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238331844 + 6744409 = 15438^2 + 2597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245076253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245076259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122538126 + 122538127.

It is an arithmetic number, because the mean of its divisors is an integer number (122538127).

Almost surely, 2^245076253 is an apocalyptic number.

It is an amenable number.

245076253 is a deficient number, since it is larger than the sum of its proper divisors (1).

245076253 is an equidigital number, since it uses as much as digits as its factorization.

245076253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 245076253 is about 15654.9114657350. The cubic root of 245076253 is about 625.7973848113.

The spelling of 245076253 in words is "two hundred forty-five million, seventy-six thousand, two hundred fifty-three".