538078141 has 2 divisors, whose sum is σ = 538078142. Its totient is φ = 538078140.

The previous prime is 538078111. The next prime is 538078181. The reversal of 538078141 is 141870835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514836100 + 23242041 = 22690^2 + 4821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538078141 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 538078141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538078111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269039070 + 269039071.

It is an arithmetic number, because the mean of its divisors is an integer number (269039071).

Almost surely, 2^538078141 is an apocalyptic number.

It is an amenable number.

538078141 is a deficient number, since it is larger than the sum of its proper divisors (1).

538078141 is an equidigital number, since it uses as much as digits as its factorization.

538078141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 37.

The square root of 538078141 is about 23196.5113971907. The cubic root of 538078141 is about 813.3580759105.

It can be divided in two parts, 5380 and 78141, that added together give a 4-th power (83521 = 17⁴).

The spelling of 538078141 in words is "five hundred thirty-eight million, seventy-eight thousand, one hundred forty-one".