90260603 has 2 divisors, whose sum is σ = 90260604. Its totient is φ = 90260602.

The previous prime is 90260593. The next prime is 90260627. The reversal of 90260603 is 30606209.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90260603 - 2¹⁶ = 90195067 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (90260693) 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, 45130301 + 45130302.

It is an arithmetic number, because the mean of its divisors is an integer number (45130302).

Almost surely, 2^90260603 is an apocalyptic number.

90260603 is a deficient number, since it is larger than the sum of its proper divisors (1).

90260603 is an equidigital number, since it uses as much as digits as its factorization.

90260603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 90260603 is about 9500.5580362419. The cubic root of 90260603 is about 448.5726013630.

The spelling of 90260603 in words is "ninety million, two hundred sixty thousand, six hundred three".