239106541 has 2 divisors, whose sum is σ = 239106542. Its totient is φ = 239106540.

The previous prime is 239106523. The next prime is 239106557. The reversal of 239106541 is 145601932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232105225 + 7001316 = 15235^2 + 2646^2 .

It is a cyclic number.

It is not a de Polignac number, because 239106541 - 2¹⁵ = 239073773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239106041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119553270 + 119553271.

It is an arithmetic number, because the mean of its divisors is an integer number (119553271).

Almost surely, 2^239106541 is an apocalyptic number.

It is an amenable number.

239106541 is a deficient number, since it is larger than the sum of its proper divisors (1).

239106541 is an equidigital number, since it uses as much as digits as its factorization.

239106541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 239106541 is about 15463.0702320076. The cubic root of 239106541 is about 620.6743798018.

The spelling of 239106541 in words is "two hundred thirty-nine million, one hundred six thousand, five hundred forty-one".