153050449 has 2 divisors, whose sum is σ = 153050450. Its totient is φ = 153050448.

The previous prime is 153050431. The next prime is 153050531. The reversal of 153050449 is 944050351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 135140625 + 17909824 = 11625^2 + 4232^2 .

It is a cyclic number.

It is not a de Polignac number, because 153050449 - 2⁷ = 153050321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 153050449.

It is not a weakly prime, because it can be changed into another prime (153050419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76525224 + 76525225.

It is an arithmetic number, because the mean of its divisors is an integer number (76525225).

Almost surely, 2^153050449 is an apocalyptic number.

It is an amenable number.

153050449 is a deficient number, since it is larger than the sum of its proper divisors (1).

153050449 is an equidigital number, since it uses as much as digits as its factorization.

153050449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 153050449 is about 12371.3559887346. The cubic root of 153050449 is about 534.9069031825.

The spelling of 153050449 in words is "one hundred fifty-three million, fifty thousand, four hundred forty-nine".