1020525116 has 24 divisors (see below), whose sum is σ = 1925610624. Its totient is φ = 470445120.

The previous prime is 1020525101. The next prime is 1020525119. The reversal of 1020525116 is 6115250201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1020525091 and 1020525100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020525119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33506 + ... + 56246.

It is an arithmetic number, because the mean of its divisors is an integer number (80233776).

Almost surely, 2^1020525116 is an apocalyptic number.

It is an amenable number.

1020525116 is a deficient number, since it is larger than the sum of its proper divisors (905085508).

1020525116 is a wasteful number, since it uses less digits than its factorization.

1020525116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23621 (or 23619 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1020525116 is about 31945.6587974016. The cubic root of 1020525116 is about 1006.7954229609.

Adding to 1020525116 its reverse (6115250201), we get a palindrome (7135775317).

The spelling of 1020525116 in words is "one billion, twenty million, five hundred twenty-five thousand, one hundred sixteen".