1020063138 has 32 divisors (see below), whose sum is σ = 2218523904. Its totient is φ = 311369472.

The previous prime is 1020063113. The next prime is 1020063169. The reversal of 1020063138 is 8313600201.

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 15 ways as a sum of consecutive naturals, for example, 131370 + ... + 138917.

It is an arithmetic number, because the mean of its divisors is an integer number (69328872).

Almost surely, 2^1020063138 is an apocalyptic number.

1020063138 is an abundant number, since it is smaller than the sum of its proper divisors (1198460766).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020063138 is a wasteful number, since it uses less digits than its factorization.

1020063138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270346.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1020063138 is about 31938.4272937789. The cubic root of 1020063138 is about 1006.6434791135.

Adding to 1020063138 its reverse (8313600201), we get a palindrome (9333663339).

It can be divided in two parts, 1020063 and 138, that added together give a palindrome (1020201).

The spelling of 1020063138 in words is "one billion, twenty million, sixty-three thousand, one hundred thirty-eight".