90366943 has 2 divisors, whose sum is σ = 90366944. Its totient is φ = 90366942.

The previous prime is 90366893. The next prime is 90366967. The reversal of 90366943 is 34966309.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90366943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90366896 and 90366905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90366973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45183471 + 45183472.

It is an arithmetic number, because the mean of its divisors is an integer number (45183472).

Almost surely, 2^90366943 is an apocalyptic number.

90366943 is a deficient number, since it is larger than the sum of its proper divisors (1).

90366943 is an equidigital number, since it uses as much as digits as its factorization.

90366943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 40.

The square root of 90366943 is about 9506.1529021997. The cubic root of 90366943 is about 448.7486932869.

The spelling of 90366943 in words is "ninety million, three hundred sixty-six thousand, nine hundred forty-three".