2743523 has 2 divisors, whose sum is σ = 2743524. Its totient is φ = 2743522.

The previous prime is 2743501. The next prime is 2743541. The reversal of 2743523 is 3253472.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2743523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2743492 and 2743501.

It is not a weakly prime, because it can be changed into another prime (2743423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371761 + 1371762.

It is an arithmetic number, because the mean of its divisors is an integer number (1371762).

2^2743523 is an apocalyptic number.

2743523 is a deficient number, since it is larger than the sum of its proper divisors (1).

2743523 is an equidigital number, since it uses as much as digits as its factorization.

2743523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 26.

The square root of 2743523 is about 1656.3583549462. The cubic root of 2743523 is about 139.9918872850.

Adding to 2743523 its reverse (3253472), we get a palindrome (5996995).

The spelling of 2743523 in words is "two million, seven hundred forty-three thousand, five hundred twenty-three".