245892253 has 2 divisors, whose sum is σ = 245892254. Its totient is φ = 245892252.

The previous prime is 245892223. The next prime is 245892263. The reversal of 245892253 is 352298542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236759769 + 9132484 = 15387^2 + 3022^2 .

It is a cyclic number.

It is not a de Polignac number, because 245892253 - 2⁹ = 245891741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245892223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122946126 + 122946127.

It is an arithmetic number, because the mean of its divisors is an integer number (122946127).

Almost surely, 2^245892253 is an apocalyptic number.

It is an amenable number.

245892253 is a deficient number, since it is larger than the sum of its proper divisors (1).

245892253 is an equidigital number, since it uses as much as digits as its factorization.

245892253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 40.

The square root of 245892253 is about 15680.9519162581. The cubic root of 245892253 is about 626.4911620279.

The spelling of 245892253 in words is "two hundred forty-five million, eight hundred ninety-two thousand, two hundred fifty-three".