1020540200 has 48 divisors (see below), whose sum is σ = 2375011680. Its totient is φ = 407828160.

The previous prime is 1020540161. The next prime is 1020540211. The reversal of 1020540200 is 20450201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 306947 + ... + 310253.

It is an arithmetic number, because the mean of its divisors is an integer number (49479410).

Almost surely, 2^1020540200 is an apocalyptic number.

1020540200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020540200 is an abundant number, since it is smaller than the sum of its proper divisors (1354471480).

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

1020540200 is a wasteful number, since it uses less digits than its factorization.

1020540200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4866 (or 4857 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 1020540200 is about 31945.8948849457. The cubic root of 1020540200 is about 1006.8003832920.

Adding to 1020540200 its reverse (20450201), we get a palindrome (1040990401).

It can be divided in two parts, 10205 and 40200, that added together give a palindrome (50405).

The spelling of 1020540200 in words is "one billion, twenty million, five hundred forty thousand, two hundred".