2273244273523 has 2 divisors, whose sum is σ = 2273244273524. Its totient is φ = 2273244273522.

The previous prime is 2273244273499. The next prime is 2273244273527. The reversal of 2273244273523 is 3253724423722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2273244273523 - 2³³ = 2264654338931 is a prime.

It is a super-2 number, since 2×2273244273523² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2273244273527) 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 as a sum of consecutive naturals, namely, 1136622136761 + 1136622136762.

It is an arithmetic number, because the mean of its divisors is an integer number (1136622136762).

Almost surely, 2^{2273244273523} is an apocalyptic number.

2273244273523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2273244273523 is an equidigital number, since it uses as much as digits as its factorization.

2273244273523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3386880, while the sum is 46.

The spelling of 2273244273523 in words is "two trillion, two hundred seventy-three billion, two hundred forty-four million, two hundred seventy-three thousand, five hundred twenty-three".