1023402441143 has 4 divisors (see below), whose sum is σ = 1023457656408. Its totient is φ = 1023347225880.

The previous prime is 1023402441031. The next prime is 1023402441157. The reversal of 1023402441143 is 3411442043201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1023402441143 - 2³² = 1019107473847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023402441343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27579821 + ... + 27616902.

It is an arithmetic number, because the mean of its divisors is an integer number (255864414102).

Almost surely, 2^{1023402441143} is an apocalyptic number.

1023402441143 is a deficient number, since it is larger than the sum of its proper divisors (55215265).

1023402441143 is an equidigital number, since it uses as much as digits as its factorization.

1023402441143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55215264.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1023402441143 its reverse (3411442043201), we get a palindrome (4434844484344).

The spelling of 1023402441143 in words is "one trillion, twenty-three billion, four hundred two million, four hundred forty-one thousand, one hundred forty-three".