1020245104 has 40 divisors (see below), whose sum is σ = 2033293968. Its totient is φ = 495567360.

The previous prime is 1020245101. The next prime is 1020245111. The reversal of 1020245104 is 4015420201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020245101) 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 in 7 ways as a sum of consecutive naturals, for example, 648639 + ... + 650209.

Almost surely, 2^1020245104 is an apocalyptic number.

It is an amenable number.

1020245104 is a deficient number, since it is larger than the sum of its proper divisors (1013048864).

1020245104 is a wasteful number, since it uses less digits than its factorization.

1020245104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713 (or 2707 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 1020245104 is about 31941.2758668153. The cubic root of 1020245104 is about 1006.7033329237.

Adding to 1020245104 its reverse (4015420201), we get a palindrome (5035665305).

The spelling of 1020245104 in words is "one billion, twenty million, two hundred forty-five thousand, one hundred four".