361541 has 2 divisors, whose sum is σ = 361542. Its totient is φ = 361540.

The previous prime is 361531. The next prime is 361549. The reversal of 361541 is 145163.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 297025 + 64516 = 545^2 + 254^2 .

It is a cyclic number.

It is not a de Polignac number, because 361541 - 2¹⁸ = 99397 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 361541.

It is not a weakly prime, because it can be changed into another prime (361549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180770 + 180771.

It is an arithmetic number, because the mean of its divisors is an integer number (180771).

2³⁶¹⁵⁴¹ is an apocalyptic number.

It is an amenable number.

361541 is a deficient number, since it is larger than the sum of its proper divisors (1).

361541 is an equidigital number, since it uses as much as digits as its factorization.

361541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 20.

The square root of 361541 is about 601.2827953634. The cubic root of 361541 is about 71.2392247992.

The spelling of 361541 in words is "three hundred sixty-one thousand, five hundred forty-one".