153363449 has 2 divisors, whose sum is σ = 153363450. Its totient is φ = 153363448.

The previous prime is 153363433. The next prime is 153363467. The reversal of 153363449 is 944363351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152275600 + 1087849 = 12340^2 + 1043^2 .

It is an emirp because it is prime and its reverse (944363351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 153363449 - 2⁴ = 153363433 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (153366449) 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, 76681724 + 76681725.

It is an arithmetic number, because the mean of its divisors is an integer number (76681725).

Almost surely, 2^153363449 is an apocalyptic number.

It is an amenable number.

153363449 is a deficient number, since it is larger than the sum of its proper divisors (1).

153363449 is an equidigital number, since it uses as much as digits as its factorization.

153363449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 38.

The square root of 153363449 is about 12383.9997173773. Note that the first 3 decimals coincide. The cubic root of 153363449 is about 535.2712968805.

The spelling of 153363449 in words is "one hundred fifty-three million, three hundred sixty-three thousand, four hundred forty-nine".