245547041 has 2 divisors, whose sum is σ = 245547042. Its totient is φ = 245547040.

The previous prime is 245547023. The next prime is 245547047. The reversal of 245547041 is 140745542.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 156150016 + 89397025 = 12496^2 + 9455^2 .

It is a cyclic number.

It is not a de Polignac number, because 245547041 - 2¹⁰ = 245546017 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 245546989 and 245547007.

It is not a weakly prime, because it can be changed into another prime (245547047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122773520 + 122773521.

It is an arithmetic number, because the mean of its divisors is an integer number (122773521).

Almost surely, 2^245547041 is an apocalyptic number.

It is an amenable number.

245547041 is a deficient number, since it is larger than the sum of its proper divisors (1).

245547041 is an equidigital number, since it uses as much as digits as its factorization.

245547041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 245547041 is about 15669.9406827212. The cubic root of 245547041 is about 626.1978444566.

The spelling of 245547041 in words is "two hundred forty-five million, five hundred forty-seven thousand, forty-one".