1020654244 has 12 divisors (see below), whose sum is σ = 1789034800. Its totient is φ = 509501448.

The previous prime is 1020654227. The next prime is 1020654253. The reversal of 1020654244 is 4424560201.

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 in 3 ways as a sum of consecutive naturals, for example, 203634 + ... + 208585.

Almost surely, 2^1020654244 is an apocalyptic number.

It is an amenable number.

1020654244 is a deficient number, since it is larger than the sum of its proper divisors (768380556).

1020654244 is a wasteful number, since it uses less digits than its factorization.

1020654244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412842 (or 412840 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 1020654244 is about 31947.6797905576. The cubic root of 1020654244 is about 1006.8378847598.

The spelling of 1020654244 in words is "one billion, twenty million, six hundred fifty-four thousand, two hundred forty-four".