3678243523 has 2 divisors, whose sum is σ = 3678243524. Its totient is φ = 3678243522.

The previous prime is 3678243463. The next prime is 3678243529. The reversal of 3678243523 is 3253428763.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3678243523 - 2¹³ = 3678235331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3678243523.

It is not a weakly prime, because it can be changed into another prime (3678243529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1839121761 + 1839121762.

It is an arithmetic number, because the mean of its divisors is an integer number (1839121762).

Almost surely, 2^3678243523 is an apocalyptic number.

3678243523 is a deficient number, since it is larger than the sum of its proper divisors (1).

3678243523 is an equidigital number, since it uses as much as digits as its factorization.

3678243523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 43.

The square root of 3678243523 is about 60648.5244915324. The cubic root of 3678243523 is about 1543.6428522988.

The spelling of 3678243523 in words is "three billion, six hundred seventy-eight million, two hundred forty-three thousand, five hundred twenty-three".