366531089 has 2 divisors, whose sum is σ = 366531090. Its totient is φ = 366531088.

The previous prime is 366531083. The next prime is 366531107. The reversal of 366531089 is 980135663.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 366531025 + 64 = 19145^2 + 8^2 .

It is a cyclic number.

It is not a de Polignac number, because 366531089 - 2¹⁶ = 366465553 is a prime.

It is not a weakly prime, because it can be changed into another prime (366531083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183265544 + 183265545.

It is an arithmetic number, because the mean of its divisors is an integer number (183265545).

Almost surely, 2^366531089 is an apocalyptic number.

It is an amenable number.

366531089 is a deficient number, since it is larger than the sum of its proper divisors (1).

366531089 is an equidigital number, since it uses as much as digits as its factorization.

366531089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 366531089 is about 19145.0016714546. The cubic root of 366531089 is about 715.6548283976.

The spelling of 366531089 in words is "three hundred sixty-six million, five hundred thirty-one thousand, eighty-nine".