90122003 has 2 divisors, whose sum is σ = 90122004. Its totient is φ = 90122002.

The previous prime is 90121987. The next prime is 90122017. The reversal of 90122003 is 30022109.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90122003 - 2⁴ = 90121987 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (90122503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45061001 + 45061002.

It is an arithmetic number, because the mean of its divisors is an integer number (45061002).

Almost surely, 2^90122003 is an apocalyptic number.

90122003 is a deficient number, since it is larger than the sum of its proper divisors (1).

90122003 is an equidigital number, since it uses as much as digits as its factorization.

90122003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 90122003 is about 9493.2609255197. The cubic root of 90122003 is about 448.3428813059.

It can be divided in two parts, 9012 and 2003, that multiplied together give a triangular number (18051036 = T₆₀₀₈).

The spelling of 90122003 in words is "ninety million, one hundred twenty-two thousand, three".