538460077 has 2 divisors, whose sum is σ = 538460078. Its totient is φ = 538460076.

The previous prime is 538460033. The next prime is 538460089. The reversal of 538460077 is 770064835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 451392516 + 87067561 = 21246^2 + 9331^2 .

It is a cyclic number.

It is not a de Polignac number, because 538460077 - 2⁷ = 538459949 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538460017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269230038 + 269230039.

It is an arithmetic number, because the mean of its divisors is an integer number (269230039).

Almost surely, 2^538460077 is an apocalyptic number.

It is an amenable number.

538460077 is a deficient number, since it is larger than the sum of its proper divisors (1).

538460077 is an equidigital number, since it uses as much as digits as its factorization.

538460077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 538460077 is about 23204.7425540556. The cubic root of 538460077 is about 813.5504750151.

The spelling of 538460077 in words is "five hundred thirty-eight million, four hundred sixty thousand, seventy-seven".