26990103 has 16 divisors (see below), whose sum is σ = 41200640. Its totient is φ = 15395616.

The previous prime is 26990099. The next prime is 26990123. The reversal of 26990103 is 30109962.

It is not a de Polignac number, because 26990103 - 2² = 26990099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26990123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21201 + ... + 22437.

It is an arithmetic number, because the mean of its divisors is an integer number (2575040).

Almost surely, 2^26990103 is an apocalyptic number.

26990103 is a deficient number, since it is larger than the sum of its proper divisors (14210537).

26990103 is a wasteful number, since it uses less digits than its factorization.

26990103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2286.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 26990103 is about 5195.1999961503. The cubic root of 26990103 is about 299.9633399648.

The spelling of 26990103 in words is "twenty-six million, nine hundred ninety thousand, one hundred three".