537738697 has 2 divisors, whose sum is σ = 537738698. Its totient is φ = 537738696.

The previous prime is 537738683. The next prime is 537738709. The reversal of 537738697 is 796837735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 452157696 + 85581001 = 21264^2 + 9251^2 .

It is a cyclic number.

It is not a de Polignac number, because 537738697 - 2¹⁵ = 537705929 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (537738197) 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, 268869348 + 268869349.

It is an arithmetic number, because the mean of its divisors is an integer number (268869349).

Almost surely, 2^537738697 is an apocalyptic number.

It is an amenable number.

537738697 is a deficient number, since it is larger than the sum of its proper divisors (1).

537738697 is an equidigital number, since it uses as much as digits as its factorization.

537738697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6667920, while the sum is 55.

The square root of 537738697 is about 23189.1935392329. The cubic root of 537738697 is about 813.1870055928.

The spelling of 537738697 in words is "five hundred thirty-seven million, seven hundred thirty-eight thousand, six hundred ninety-seven".