361054591 has 2 divisors, whose sum is σ = 361054592. Its totient is φ = 361054590.

The previous prime is 361054579. The next prime is 361054597. The reversal of 361054591 is 195450163.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 361054591 - 2⁵ = 361054559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (361054597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180527295 + 180527296.

It is an arithmetic number, because the mean of its divisors is an integer number (180527296).

Almost surely, 2^361054591 is an apocalyptic number.

361054591 is a deficient number, since it is larger than the sum of its proper divisors (1).

361054591 is an equidigital number, since it uses as much as digits as its factorization.

361054591 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 361054591 is about 19001.4365509558. The cubic root of 361054591 is about 712.0726258609.

The spelling of 361054591 in words is "three hundred sixty-one million, fifty-four thousand, five hundred ninety-one".