90910003 has 8 divisors (see below), whose sum is σ = 96331520. Its totient is φ = 85552200.

The previous prime is 90909991. The next prime is 90910009. The reversal of 90910003 is 30001909.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90910003 - 2⁹ = 90909491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90910009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12975 + ... + 18712.

It is an arithmetic number, because the mean of its divisors is an integer number (12041440).

Almost surely, 2^90910003 is an apocalyptic number.

90910003 is a deficient number, since it is larger than the sum of its proper divisors (5421517).

90910003 is a wasteful number, since it uses less digits than its factorization.

90910003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31857.

The product of its (nonzero) digits is 243, while the sum is 22.

The square root of 90910003 is about 9534.6737227867. The cubic root of 90910003 is about 449.6458167780.

The spelling of 90910003 in words is "ninety million, nine hundred ten thousand, three".