538348073 has 2 divisors, whose sum is σ = 538348074. Its totient is φ = 538348072.

The previous prime is 538348021. The next prime is 538348093. The reversal of 538348073 is 370843835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 444703744 + 93644329 = 21088^2 + 9677^2 .

It is a cyclic number.

It is not a de Polignac number, because 538348073 - 2¹² = 538343977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 538348073.

It is not a weakly prime, because it can be changed into another prime (538348093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269174036 + 269174037.

It is an arithmetic number, because the mean of its divisors is an integer number (269174037).

Almost surely, 2^538348073 is an apocalyptic number.

It is an amenable number.

538348073 is a deficient number, since it is larger than the sum of its proper divisors (1).

538348073 is an equidigital number, since it uses as much as digits as its factorization.

538348073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 538348073 is about 23202.3290425767. The cubic root of 538348073 is about 813.4940627696.

The spelling of 538348073 in words is "five hundred thirty-eight million, three hundred forty-eight thousand, seventy-three".