1011545422143 has 4 divisors (see below), whose sum is σ = 1348727229528. Its totient is φ = 674363614760.

The previous prime is 1011545422141. The next prime is 1011545422171. The reversal of 1011545422143 is 3412245451101.

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 1011545422143 - 2¹ = 1011545422141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011545422141) 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 3 ways as a sum of consecutive naturals, for example, 168590903688 + ... + 168590903693.

It is an arithmetic number, because the mean of its divisors is an integer number (337181807382).

Almost surely, 2^{1011545422143} is an apocalyptic number.

1011545422143 is a deficient number, since it is larger than the sum of its proper divisors (337181807385).

1011545422143 is an equidigital number, since it uses as much as digits as its factorization.

1011545422143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337181807384.

The product of its (nonzero) digits is 19200, while the sum is 33.

The spelling of 1011545422143 in words is "one trillion, eleven billion, five hundred forty-five million, four hundred twenty-two thousand, one hundred forty-three".