245325461 has 2 divisors, whose sum is σ = 245325462. Its totient is φ = 245325460.

The previous prime is 245325439. The next prime is 245325517. The reversal of 245325461 is 164523542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237344836 + 7980625 = 15406^2 + 2825^2 .

It is a cyclic number.

It is not a de Polignac number, because 245325461 - 2²² = 241131157 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245325361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122662730 + 122662731.

It is an arithmetic number, because the mean of its divisors is an integer number (122662731).

Almost surely, 2^245325461 is an apocalyptic number.

It is an amenable number.

245325461 is a deficient number, since it is larger than the sum of its proper divisors (1).

245325461 is an equidigital number, since it uses as much as digits as its factorization.

245325461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 32.

The square root of 245325461 is about 15662.8688623764. The cubic root of 245325461 is about 626.0094288610.

The spelling of 245325461 in words is "two hundred forty-five million, three hundred twenty-five thousand, four hundred sixty-one".