1023125143443 has 64 divisors (see below), whose sum is σ = 1499608922112. Its totient is φ = 616659816960.

The previous prime is 1023125143409. The next prime is 1023125143471. The reversal of 1023125143443 is 3443415213201.

It is not a de Polignac number, because 1023125143443 - 2³⁰ = 1022051401619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023125141443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 434078221 + ... + 434080577.

It is an arithmetic number, because the mean of its divisors is an integer number (23431389408).

Almost surely, 2^{1023125143443} is an apocalyptic number.

1023125143443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1023125143443 is a deficient number, since it is larger than the sum of its proper divisors (476483778669).

1023125143443 is a wasteful number, since it uses less digits than its factorization.

1023125143443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3324.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 1023125143443 in words is "one trillion, twenty-three billion, one hundred twenty-five million, one hundred forty-three thousand, four hundred forty-three".