1020500452 has 6 divisors (see below), whose sum is σ = 1785875798. Its totient is φ = 510250224.

The previous prime is 1020500449. The next prime is 1020500477. The reversal of 1020500452 is 2540050201.

It can be written as a sum of positive squares in only one way, i.e., 1013403556 + 7096896 = 31834^2 + 2664^2 .

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 as a sum of consecutive naturals, namely, 127562553 + ... + 127562560.

Almost surely, 2^1020500452 is an apocalyptic number.

It is an amenable number.

1020500452 is a deficient number, since it is larger than the sum of its proper divisors (765375346).

1020500452 is a wasteful number, since it uses less digits than its factorization.

1020500452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255125117 (or 255125115 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 1020500452 is about 31945.2727645265. The cubic root of 1020500452 is about 1006.7873121685.

Adding to 1020500452 its reverse (2540050201), we get a palindrome (3560550653).

The spelling of 1020500452 in words is "one billion, twenty million, five hundred thousand, four hundred fifty-two".