1023563252 has 24 divisors (see below), whose sum is σ = 1800587880. Its totient is φ = 509118080.

The previous prime is 1023563249. The next prime is 1023563257. The reversal of 1023563252 is 2523653201.

1023563252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 66650896 + 956912356 = 8164^2 + 30934^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023563257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 866102 + ... + 867282.

It is an arithmetic number, because the mean of its divisors is an integer number (75024495).

Almost surely, 2^1023563252 is an apocalyptic number.

It is an amenable number.

1023563252 is a deficient number, since it is larger than the sum of its proper divisors (777024628).

1023563252 is a wasteful number, since it uses less digits than its factorization.

1023563252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131 (or 2129 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 1023563252 is about 31993.1750846958. The cubic root of 1023563252 is about 1007.7935205802.

The spelling of 1023563252 in words is "one billion, twenty-three million, five hundred sixty-three thousand, two hundred fifty-two".