1002818452 has 6 divisors (see below), whose sum is σ = 1754932298. Its totient is φ = 501409224.

The previous prime is 1002818449. The next prime is 1002818489. The reversal of 1002818452 is 2548182001.

It can be written as a sum of positive squares in only one way, i.e., 764301316 + 238517136 = 27646^2 + 15444^2 .

It is a congruent number.

It is an unprimeable number.

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, 125352303 + ... + 125352310.

Almost surely, 2^1002818452 is an apocalyptic number.

It is an amenable number.

1002818452 is a deficient number, since it is larger than the sum of its proper divisors (752113846).

1002818452 is a wasteful number, since it uses less digits than its factorization.

1002818452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250704617 (or 250704615 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 1002818452 is about 31667.3088847158. The cubic root of 1002818452 is about 1000.9386027493.

The spelling of 1002818452 in words is "one billion, two million, eight hundred eighteen thousand, four hundred fifty-two".