8413903 has 4 divisors (see below), whose sum is σ = 8856760. Its totient is φ = 7971048.

The previous prime is 8413891. The next prime is 8413921. The reversal of 8413903 is 3093148.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8413903 - 2¹³ = 8405711 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 (8413403) 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, 221400 + ... + 221437.

It is an arithmetic number, because the mean of its divisors is an integer number (2214190).

Almost surely, 2^8413903 is an apocalyptic number.

8413903 is a deficient number, since it is larger than the sum of its proper divisors (442857).

8413903 is a wasteful number, since it uses less digits than its factorization.

8413903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442856.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 8413903 is about 2900.6728529774. The cubic root of 8413903 is about 203.3913600104.

It can be divided in two parts, 8413 and 903, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 8413903 in words is "eight million, four hundred thirteen thousand, nine hundred three".