502814149 has 2 divisors, whose sum is σ = 502814150. Its totient is φ = 502814148.

The previous prime is 502814129. The next prime is 502814153. The reversal of 502814149 is 941418205.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502432225 + 381924 = 22415^2 + 618^2 .

It is a cyclic number.

It is not a de Polignac number, because 502814149 - 2⁹ = 502813637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502814129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251407074 + 251407075.

It is an arithmetic number, because the mean of its divisors is an integer number (251407075).

Almost surely, 2^502814149 is an apocalyptic number.

It is an amenable number.

502814149 is a deficient number, since it is larger than the sum of its proper divisors (1).

502814149 is an equidigital number, since it uses as much as digits as its factorization.

502814149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 34.

The square root of 502814149 is about 22423.5177659528. The cubic root of 502814149 is about 795.1868020879.

The spelling of 502814149 in words is "five hundred two million, eight hundred fourteen thousand, one hundred forty-nine".