361649153 has 2 divisors, whose sum is σ = 361649154. Its totient is φ = 361649152.

The previous prime is 361649129. The next prime is 361649203. The reversal of 361649153 is 351946163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324828529 + 36820624 = 18023^2 + 6068^2 .

It is a cyclic number.

It is not a de Polignac number, because 361649153 - 2⁶ = 361649089 is a prime.

It is not a weakly prime, because it can be changed into another prime (361699153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180824576 + 180824577.

It is an arithmetic number, because the mean of its divisors is an integer number (180824577).

Almost surely, 2^361649153 is an apocalyptic number.

It is an amenable number.

361649153 is a deficient number, since it is larger than the sum of its proper divisors (1).

361649153 is an equidigital number, since it uses as much as digits as its factorization.

361649153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 38.

The square root of 361649153 is about 19017.0753008973. The cubic root of 361649153 is about 712.4632769828.

The spelling of 361649153 in words is "three hundred sixty-one million, six hundred forty-nine thousand, one hundred fifty-three".