5378194529 has 2 divisors, whose sum is σ = 5378194530. Its totient is φ = 5378194528.

The previous prime is 5378194487. The next prime is 5378194553. The reversal of 5378194529 is 9254918735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5376848929 + 1345600 = 73327^2 + 1160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5378194529 is a prime.

It is not a weakly prime, because it can be changed into another prime (5378194559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2689097264 + 2689097265.

It is an arithmetic number, because the mean of its divisors is an integer number (2689097265).

Almost surely, 2^5378194529 is an apocalyptic number.

It is an amenable number.

5378194529 is a deficient number, since it is larger than the sum of its proper divisors (1).

5378194529 is an equidigital number, since it uses as much as digits as its factorization.

5378194529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 53.

The square root of 5378194529 is about 73336.1747638913. The cubic root of 5378194529 is about 1752.0459911311.

The spelling of 5378194529 in words is "five billion, three hundred seventy-eight million, one hundred ninety-four thousand, five hundred twenty-nine".