361661603059 has 2 divisors, whose sum is σ = 361661603060. Its totient is φ = 361661603058.

The previous prime is 361661603027. The next prime is 361661603111. The reversal of 361661603059 is 950306166163.

It is a weak prime.

It is an emirp because it is prime and its reverse (950306166163) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 361661603059 - 2⁵ = 361661603027 is a prime.

It is not a weakly prime, because it can be changed into another prime (361661603659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180830801529 + 180830801530.

It is an arithmetic number, because the mean of its divisors is an integer number (180830801530).

Almost surely, 2^361661603059 is an apocalyptic number.

361661603059 is a deficient number, since it is larger than the sum of its proper divisors (1).

361661603059 is an equidigital number, since it uses as much as digits as its factorization.

361661603059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 524880, while the sum is 46.

The spelling of 361661603059 in words is "three hundred sixty-one billion, six hundred sixty-one million, six hundred three thousand, fifty-nine".