10663403 has 8 divisors (see below), whose sum is σ = 11566800. Its totient is φ = 9790720.

The previous prime is 10663397. The next prime is 10663409. The reversal of 10663403 is 30436601.

It is an interprime number because it is at equal distance from previous prime (10663397) and next prime (10663409).

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 10663403 - 2¹⁴ = 10647019 is a prime.

It is a super-2 number, since 2×10663403² = 227416327080818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10663409) 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, 6953 + ... + 8346.

It is an arithmetic number, because the mean of its divisors is an integer number (1445850).

Almost surely, 2^10663403 is an apocalyptic number.

10663403 is a deficient number, since it is larger than the sum of its proper divisors (903397).

10663403 is a wasteful number, since it uses less digits than its factorization.

10663403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15357.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 10663403 is about 3265.4866406096. The cubic root of 10663403 is about 220.1060301572.

The spelling of 10663403 in words is "ten million, six hundred sixty-three thousand, four hundred three".