11273513983 has 8 divisors (see below), whose sum is σ = 11562297696. Its totient is φ = 10987548000.

The previous prime is 11273513981. The next prime is 11273513987. The reversal of 11273513983 is 38931537211.

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 11273513983 - 2¹ = 11273513981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11273513981) 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, 696328 + ... + 712333.

It is an arithmetic number, because the mean of its divisors is an integer number (1445287212).

Almost surely, 2^11273513983 is an apocalyptic number.

11273513983 is a deficient number, since it is larger than the sum of its proper divisors (288783713).

11273513983 is a wasteful number, since it uses less digits than its factorization.

11273513983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408865.

The product of its digits is 136080, while the sum is 43.

The spelling of 11273513983 in words is "eleven billion, two hundred seventy-three million, five hundred thirteen thousand, nine hundred eighty-three".