1146663503 has 4 divisors (see below), whose sum is σ = 1147094520. Its totient is φ = 1146232488.

The previous prime is 1146663491. The next prime is 1146663517. The reversal of 1146663503 is 3053666411.

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 1146663503 - 2²⁴ = 1129886287 is a prime.

It is a super-2 number, since 2×1146663503² = 2629674378224462018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146663563) 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, 211493 + ... + 216846.

It is an arithmetic number, because the mean of its divisors is an integer number (286773630).

Almost surely, 2^1146663503 is an apocalyptic number.

1146663503 is a deficient number, since it is larger than the sum of its proper divisors (431017).

1146663503 is an equidigital number, since it uses as much as digits as its factorization.

1146663503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431016.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 1146663503 is about 33862.4202176986. The cubic root of 1146663503 is about 1046.6753505282.

The spelling of 1146663503 in words is "one billion, one hundred forty-six million, six hundred sixty-three thousand, five hundred three".