239536541 has 2 divisors, whose sum is σ = 239536542. Its totient is φ = 239536540.

The previous prime is 239536489. The next prime is 239536573. The reversal of 239536541 is 145635932.

239536541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175456516 + 64080025 = 13246^2 + 8005^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-239536541 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 239536495 and 239536504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239536441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119768270 + 119768271.

It is an arithmetic number, because the mean of its divisors is an integer number (119768271).

Almost surely, 2^239536541 is an apocalyptic number.

It is an amenable number.

239536541 is a deficient number, since it is larger than the sum of its proper divisors (1).

239536541 is an equidigital number, since it uses as much as digits as its factorization.

239536541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 38.

The square root of 239536541 is about 15476.9680816367. The cubic root of 239536541 is about 621.0462226263.

The spelling of 239536541 in words is "two hundred thirty-nine million, five hundred thirty-six thousand, five hundred forty-one".