2023143655493 has 2 divisors, whose sum is σ = 2023143655494. Its totient is φ = 2023143655492.

The previous prime is 2023143655447. The next prime is 2023143655501. The reversal of 2023143655493 is 3945563413202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1558697316484 + 464446339009 = 1248478^2 + 681503^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023143655493 - 2¹⁴ = 2023143639109 is a prime.

It is a super-2 number, since 2×2023143655493² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2023143655433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011571827746 + 1011571827747.

It is an arithmetic number, because the mean of its divisors is an integer number (1011571827747).

Almost surely, 2^{2023143655493} is an apocalyptic number.

It is an amenable number.

2023143655493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023143655493 is an equidigital number, since it uses as much as digits as its factorization.

2023143655493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 2023143655493 in words is "two trillion, twenty-three billion, one hundred forty-three million, six hundred fifty-five thousand, four hundred ninety-three".