999145541743 has 2 divisors, whose sum is σ = 999145541744. Its totient is φ = 999145541742.

The previous prime is 999145541729. The next prime is 999145541827. The reversal of 999145541743 is 347145541999.

999145541743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-999145541743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999145541543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499572770871 + 499572770872.

It is an arithmetic number, because the mean of its divisors is an integer number (499572770872).

Almost surely, 2^999145541743 is an apocalyptic number.

999145541743 is a deficient number, since it is larger than the sum of its proper divisors (1).

999145541743 is an equidigital number, since it uses as much as digits as its factorization.

999145541743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24494400, while the sum is 61.

The spelling of 999145541743 in words is "nine hundred ninety-nine billion, one hundred forty-five million, five hundred forty-one thousand, seven hundred forty-three".