103899473 has 4 divisors (see below), whose sum is σ = 103925568. Its totient is φ = 103873380.

The previous prime is 103899463. The next prime is 103899493. The reversal of 103899473 is 374998301.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 374998301 = 2473 ⋅151637.

It is a cyclic number.

It is not a de Polignac number, because 103899473 - 2¹² = 103895377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103899403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5693 + ... + 15498.

It is an arithmetic number, because the mean of its divisors is an integer number (25981392).

Almost surely, 2^103899473 is an apocalyptic number.

It is an amenable number.

103899473 is a deficient number, since it is larger than the sum of its proper divisors (26095).

103899473 is an equidigital number, since it uses as much as digits as its factorization.

103899473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26094.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 103899473 is about 10193.1090938928. The cubic root of 103899473 is about 470.1153677860.

The spelling of 103899473 in words is "one hundred three million, eight hundred ninety-nine thousand, four hundred seventy-three".