103899273 has 4 divisors (see below), whose sum is σ = 138532368. Its totient is φ = 69266180.

The previous prime is 103899269. The next prime is 103899283. The reversal of 103899273 is 372998301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103899273 - 2² = 103899269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103899233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17316543 + ... + 17316548.

It is an arithmetic number, because the mean of its divisors is an integer number (34633092).

Almost surely, 2^103899273 is an apocalyptic number.

It is an amenable number.

103899273 is a deficient number, since it is larger than the sum of its proper divisors (34633095).

103899273 is an equidigital number, since it uses as much as digits as its factorization.

103899273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34633094.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 103899273 is about 10193.0992833387. The cubic root of 103899273 is about 470.1150661382.

The spelling of 103899273 in words is "one hundred three million, eight hundred ninety-nine thousand, two hundred seventy-three".