501502489 has 2 divisors, whose sum is σ = 501502490. Its totient is φ = 501502488.

The previous prime is 501502459. The next prime is 501502493. The reversal of 501502489 is 984205105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 496175625 + 5326864 = 22275^2 + 2308^2 .

It is a cyclic number.

It is not a de Polignac number, because 501502489 - 2¹³ = 501494297 is a prime.

It is not a weakly prime, because it can be changed into another prime (501502439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250751244 + 250751245.

It is an arithmetic number, because the mean of its divisors is an integer number (250751245).

Almost surely, 2^501502489 is an apocalyptic number.

It is an amenable number.

501502489 is a deficient number, since it is larger than the sum of its proper divisors (1).

501502489 is an equidigital number, since it uses as much as digits as its factorization.

501502489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 501502489 is about 22394.2512489255. The cubic root of 501502489 is about 794.4947485139.

The spelling of 501502489 in words is "five hundred one million, five hundred two thousand, four hundred eighty-nine".