703963 has 4 divisors (see below), whose sum is σ = 758128. Its totient is φ = 649800.

The previous prime is 703957. The next prime is 703981. The reversal of 703963 is 369307.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 369307 = 73 ⋅5059.

It is a cyclic number.

It is not a de Polignac number, because 703963 - 2¹³ = 695771 is a prime.

It is a Duffinian number.

703963 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (703903) 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, 27063 + ... + 27088.

It is an arithmetic number, because the mean of its divisors is an integer number (189532).

2⁷⁰³⁹⁶³ is an apocalyptic number.

703963 is a deficient number, since it is larger than the sum of its proper divisors (54165).

703963 is a wasteful number, since it uses less digits than its factorization.

703963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54164.

The product of its (nonzero) digits is 3402, while the sum is 28.

The square root of 703963 is about 839.0250294240. The cubic root of 703963 is about 88.9576451246.

The spelling of 703963 in words is "seven hundred three thousand, nine hundred sixty-three".