153366449 has 2 divisors, whose sum is σ = 153366450. Its totient is φ = 153366448.

The previous prime is 153366439. The next prime is 153366457. The reversal of 153366449 is 944663351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152078224 + 1288225 = 12332^2 + 1135^2 .

It is a cyclic number.

It is not a de Polignac number, because 153366449 - 2¹⁶ = 153300913 is a prime.

It is not a weakly prime, because it can be changed into another prime (153366439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76683224 + 76683225.

It is an arithmetic number, because the mean of its divisors is an integer number (76683225).

Almost surely, 2^153366449 is an apocalyptic number.

It is an amenable number.

153366449 is a deficient number, since it is larger than the sum of its proper divisors (1).

153366449 is an equidigital number, since it uses as much as digits as its factorization.

153366449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 41.

The square root of 153366449 is about 12384.1208408187. The cubic root of 153366449 is about 535.2747870720.

The spelling of 153366449 in words is "one hundred fifty-three million, three hundred sixty-six thousand, four hundred forty-nine".