203615245241 has 2 divisors, whose sum is σ = 203615245242. Its totient is φ = 203615245240.

The previous prime is 203615245201. The next prime is 203615245259. The reversal of 203615245241 is 142542516302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 176928755641 + 26686489600 = 420629^2 + 163360^2 .

It is a cyclic number.

It is not a de Polignac number, because 203615245241 - 2⁶ = 203615245177 is a prime.

It is not a weakly prime, because it can be changed into another prime (203615245201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101807622620 + 101807622621.

It is an arithmetic number, because the mean of its divisors is an integer number (101807622621).

Almost surely, 2^203615245241 is an apocalyptic number.

It is an amenable number.

203615245241 is a deficient number, since it is larger than the sum of its proper divisors (1).

203615245241 is an equidigital number, since it uses as much as digits as its factorization.

203615245241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 203615245241 in words is "two hundred three billion, six hundred fifteen million, two hundred forty-five thousand, two hundred forty-one".