1020323452 has 6 divisors (see below), whose sum is σ = 1785566048. Its totient is φ = 510161724.

The previous prime is 1020323413. The next prime is 1020323453. The reversal of 1020323452 is 2543230201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020323453) 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 as a sum of consecutive naturals, namely, 127540428 + ... + 127540435.

Almost surely, 2^1020323452 is an apocalyptic number.

It is an amenable number.

1020323452 is a deficient number, since it is larger than the sum of its proper divisors (765242596).

1020323452 is a wasteful number, since it uses less digits than its factorization.

1020323452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255080867 (or 255080865 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 1020323452 is about 31942.5022814431. The cubic root of 1020323452 is about 1006.7291016249.

Adding to 1020323452 its reverse (2543230201), we get a palindrome (3563553653).

The spelling of 1020323452 in words is "one billion, twenty million, three hundred twenty-three thousand, four hundred fifty-two".