963403 has 8 divisors (see below), whose sum is σ = 1107680. Its totient is φ = 820800.

The previous prime is 963397. The next prime is 963419. The reversal of 963403 is 304369.

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 963403 - 2¹³ = 955211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (963103) 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, 1303 + ... + 1903.

It is an arithmetic number, because the mean of its divisors is an integer number (138460).

2⁹⁶³⁴⁰³ is an apocalyptic number.

963403 is a deficient number, since it is larger than the sum of its proper divisors (144277).

963403 is a wasteful number, since it uses less digits than its factorization.

963403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 963403 is about 981.5309470414. The cubic root of 963403 is about 98.7649082870.

The spelling of 963403 in words is "nine hundred sixty-three thousand, four hundred three".