11438973303 has 4 divisors (see below), whose sum is σ = 15251964408. Its totient is φ = 7625982200.

The previous prime is 11438973263. The next prime is 11438973319. The reversal of 11438973303 is 30337983411.

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 11438973303 - 2⁶ = 11438973239 is a prime.

It is a super-2 number, since 2×11438973303² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11438973323) 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, 1906495548 + ... + 1906495553.

It is an arithmetic number, because the mean of its divisors is an integer number (3812991102).

Almost surely, 2^11438973303 is an apocalyptic number.

11438973303 is a deficient number, since it is larger than the sum of its proper divisors (3812991105).

11438973303 is an equidigital number, since it uses as much as digits as its factorization.

11438973303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3812991104.

The product of its (nonzero) digits is 163296, while the sum is 42.

The spelling of 11438973303 in words is "eleven billion, four hundred thirty-eight million, nine hundred seventy-three thousand, three hundred three".