5126553197 has 2 divisors, whose sum is σ = 5126553198. Its totient is φ = 5126553196.

The previous prime is 5126553193. The next prime is 5126553199. The reversal of 5126553197 is 7913556215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4402189801 + 724363396 = 66349^2 + 26914^2 .

It is a cyclic number.

It is not a de Polignac number, because 5126553197 - 2² = 5126553193 is a prime.

Together with 5126553199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5126553193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2563276598 + 2563276599.

It is an arithmetic number, because the mean of its divisors is an integer number (2563276599).

Almost surely, 2^5126553197 is an apocalyptic number.

It is an amenable number.

5126553197 is a deficient number, since it is larger than the sum of its proper divisors (1).

5126553197 is an equidigital number, since it uses as much as digits as its factorization.

5126553197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 283500, while the sum is 44.

The square root of 5126553197 is about 71599.9524930010. The cubic root of 5126553197 is about 1724.2827736782.

The spelling of 5126553197 in words is "five billion, one hundred twenty-six million, five hundred fifty-three thousand, one hundred ninety-seven".