1020017612 has 24 divisors (see below), whose sum is σ = 1915932816. Its totient is φ = 473430528.

The previous prime is 1020017611. The next prime is 1020017617. The reversal of 1020017612 is 2167100201.

1020017612 is a modest number, since divided by 17612 gives 1020 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1020017611) 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, 97778 + ... + 107705.

It is an arithmetic number, because the mean of its divisors is an integer number (79830534).

Almost surely, 2^1020017612 is an apocalyptic number.

It is an amenable number.

1020017612 is a deficient number, since it is larger than the sum of its proper divisors (895915204).

1020017612 is a wasteful number, since it uses less digits than its factorization.

1020017612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205577 (or 205575 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1020017612 is about 31937.7145707078. The cubic root of 1020017612 is about 1006.6285031997.

Adding to 1020017612 its reverse (2167100201), we get a palindrome (3187117813).

The spelling of 1020017612 in words is "one billion, twenty million, seventeen thousand, six hundred twelve".