538808537 has 2 divisors, whose sum is σ = 538808538. Its totient is φ = 538808536.

The previous prime is 538808513. The next prime is 538808561. The reversal of 538808537 is 735808835.

It is a balanced prime because it is at equal distance from previous prime (538808513) and next prime (538808561).

It can be written as a sum of positive squares in only one way, i.e., 309619216 + 229189321 = 17596^2 + 15139^2 .

It is a cyclic number.

It is not a de Polignac number, because 538808537 - 2¹⁴ = 538792153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 538808491 and 538808500.

It is not a weakly prime, because it can be changed into another prime (538808587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269404268 + 269404269.

It is an arithmetic number, because the mean of its divisors is an integer number (269404269).

Almost surely, 2^538808537 is an apocalyptic number.

It is an amenable number.

538808537 is a deficient number, since it is larger than the sum of its proper divisors (1).

538808537 is an equidigital number, since it uses as much as digits as its factorization.

538808537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 47.

The square root of 538808537 is about 23212.2497186292. The cubic root of 538808537 is about 813.7259313333.

The spelling of 538808537 in words is "five hundred thirty-eight million, eight hundred eight thousand, five hundred thirty-seven".