1023144552 has 48 divisors (see below), whose sum is σ = 2774528640. Its totient is φ = 340615968.

The previous prime is 1023144539. The next prime is 1023144557. The reversal of 1023144552 is 2554413201.

1023144552 is a `hidden beast` number, since 102 + 3 + 1 + 4 + 4 + 552 = 666.

It is not an unprimeable number, because it can be changed into a prime (1023144557) 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 11 ways as a sum of consecutive naturals, for example, 50953 + ... + 68135.

It is an arithmetic number, because the mean of its divisors is an integer number (57802680).

Almost surely, 2^1023144552 is an apocalyptic number.

1023144552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1023144552 is an abundant number, since it is smaller than the sum of its proper divisors (1751384088).

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

1023144552 is a wasteful number, since it uses less digits than its factorization.

1023144552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18022 (or 18015 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1023144552 is about 31986.6308322712. The cubic root of 1023144552 is about 1007.6560854337.

Adding to 1023144552 its reverse (2554413201), we get a palindrome (3577557753).

The spelling of 1023144552 in words is "one billion, twenty-three million, one hundred forty-four thousand, five hundred fifty-two".